Vulnerability-Lookup

BDU:2025-07343 (CVE-2021-47310)

Vulnerability from fstec – Published: 2025-06-23 – Updated: 2025-06-23 – View on bdu.fstec.ru Fixed

Title

Summary

Уязвимость функции tlan_remove_one() модуля drivers/net/ethernet/ti/tlan.c - драйвера поддержки сетевых адаптеров Ethernet Texas Instruments ядра операционной системы Linux связана с повторным использованием ранее освобожденной памяти. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании

Severity

6.8 (Medium) CVSS 2.0


                      
                        AV:L/AC:L/Au:S/C:C/I:C/A:C

7.8 (High) CVSS 3.1


                      
                        CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Class

Code vulnerability

Status

Confirmed by the vendor

Exploitation

Data structure manipulation

Incidents

Being clarified

Remediation

Software update

CWE

CWE-416 - Использование после освобождения

Aliases

CVE-2021-47310

References

19 references

URL
https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1
https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf
https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193
https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342
https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6
https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405
https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70
https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9
https://www.cve.org/CVERecord?id=CVE-2021-47310
https://lore.kernel.org/linux-cve-announce/2024052128-CVE-2021-47310-a59d@gregkh/
https://git.kernel.org/linus/0336f8ffece62f882ab3012820965a786a983f70
https://git.linuxtesting.ru/pub/scm/linux/kernel/git/lvc/linux-stable.git/commi…
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.277
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.277
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.241
https://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.199
https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.135
https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.53
https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.5

Impacted products

1 product from 1 vendor

Vendors

Сообщество свободного программного обеспечения

Products

Linux

Versions

от 5.11 до 5.13.4 включительно (Linux), от 4.5 до 4.9.276 включительно (Linux), от 4.10 до 4.14.240 включительно (Linux), от 4.15 до 4.19.198 включительно (Linux), от 4.20 до 5.4.134 включительно (Linux), от 5.5 до 5.10.52 включительно (Linux), от 3.10 до 4.4.276 включительно (Linux)

Product types

Operating system

Platforms

Сообщество свободного программного обеспечения Linux от 5.11 до 5.13.4 включительно, Сообщество свободного программного обеспечения Linux от 4.5 до 4.9.276 включительно, Сообщество свободного программного обеспечения Linux от 4.10 до 4.14.240 включительно, Сообщество свободного программного обеспечения Linux от 4.15 до 4.19.198 включительно, Сообщество свободного программного обеспечения Linux от 4.20 до 5.4.134 включительно, Сообщество свободного программного обеспечения Linux от 5.5 до 5.10.52 включительно, Сообщество свободного программного обеспечения Linux от 3.10 до 4.4.276 включительно

Mitigations

JSON

To clipboard

{
  "CVSS 2.0": "AV:L/AC:L/Au:S/C:C/I:C/A:C",
  "CVSS 3.0": "AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "\u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "\u043e\u0442 5.11 \u0434\u043e 5.13.4 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.5 \u0434\u043e 4.9.276 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.10 \u0434\u043e 4.14.240 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.15 \u0434\u043e 4.19.198 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 4.20 \u0434\u043e 5.4.134 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 5.5 \u0434\u043e 5.10.52 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux), \u043e\u0442 3.10 \u0434\u043e 4.4.276 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e (Linux)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0412 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u044f \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u043e\u0442 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044f \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u043f\u0440\u0438\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0442\u044c\u0441\u044f \"\u0420\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439 \u043f\u043e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0439 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c LINUX\", \u0438\u0437\u043b\u043e\u0436\u0435\u043d\u043d\u044b\u0445 \u0432 \u043c\u0435\u0442\u043e\u0434\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u0435 \u0424\u0421\u0422\u042d\u041a \u0420\u043e\u0441\u0441\u0438\u0438, \u0443\u0442\u0432\u0435\u0440\u0436\u0434\u0451\u043d\u043d\u043e\u043c 25 \u0434\u0435\u043a\u0430\u0431\u0440\u044f 2022 \u0433\u043e\u0434\u0430.\n\n\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439:\n\u0414\u043b\u044f Linux:\nhttps://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1\nhttps://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf\nhttps://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193\nhttps://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342\nhttps://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6\nhttps://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405\nhttps://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70\nhttps://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9\nhttps://lore.kernel.org/linux-cve-announce/2024052128-CVE-2021-47310-a59d@gregkh/\nhttps://git.kernel.org/linus/0336f8ffece62f882ab3012820965a786a983f70\nhttps://git.linuxtesting.ru/pub/scm/linux/kernel/git/lvc/linux-stable.git/commit/?h=v5.10.176-lvc1\u0026id=f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.277\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.277\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.241\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.199\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.135\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.53\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.5",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "09.07.2021",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "23.06.2025",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "23.06.2025",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2025-07343",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2021-47310",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Linux",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "\u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 5.11 \u0434\u043e 5.13.4 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 4.5 \u0434\u043e 4.9.276 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 4.10 \u0434\u043e 4.14.240 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 4.15 \u0434\u043e 4.19.198 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 4.20 \u0434\u043e 5.4.134 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 5.5 \u0434\u043e 5.10.52 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 3.10 \u0434\u043e 4.4.276 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e ",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 tlan_remove_one() \u043c\u043e\u0434\u0443\u043b\u044f drivers/net/ethernet/ti/tlan.c - \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u0430\u0434\u0430\u043f\u0442\u0435\u0440\u043e\u0432 Ethernet Texas Instruments \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Linux, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u043f\u043e\u0441\u043b\u0435 \u043e\u0441\u0432\u043e\u0431\u043e\u0436\u0434\u0435\u043d\u0438\u044f (CWE-416)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 tlan_remove_one() \u043c\u043e\u0434\u0443\u043b\u044f drivers/net/ethernet/ti/tlan.c - \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u0430\u0434\u0430\u043f\u0442\u0435\u0440\u043e\u0432 Ethernet Texas Instruments \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Linux \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043f\u043e\u0432\u0442\u043e\u0440\u043d\u044b\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0440\u0430\u043d\u0435\u0435 \u043e\u0441\u0432\u043e\u0431\u043e\u0436\u0434\u0435\u043d\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1\nhttps://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf\nhttps://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193\nhttps://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342\nhttps://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6\nhttps://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405\nhttps://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70\nhttps://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9\nhttps://www.cve.org/CVERecord?id=CVE-2021-47310\nhttps://lore.kernel.org/linux-cve-announce/2024052128-CVE-2021-47310-a59d@gregkh/\nhttps://git.kernel.org/linus/0336f8ffece62f882ab3012820965a786a983f70\nhttps://git.linuxtesting.ru/pub/scm/linux/kernel/git/lvc/linux-stable.git/commit/?h=v5.10.176-lvc1\u0026id=f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.277\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.277\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.241\nhttps://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.199\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.135\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.53\nhttps://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.5",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-416",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 6,8)\n\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.1 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 7,8)"
}

CVE-2021-47310 (GCVE-0-2021-47310)

Vulnerability from cvelistv5 – Published: 2024-05-21 14:35 – Updated: 2026-05-11 13:52

Title

net: ti: fix UAF in tlan_remove_one

Summary

In the Linux kernel, the following vulnerability has been resolved: net: ti: fix UAF in tlan_remove_one priv is netdev private data and it cannot be used after free_netdev() call. Using priv after free_netdev() can cause UAF bug. Fix it by moving free_netdev() at the end of the function.

Severity

No CVSS data available.

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-05-21 15:35 UTC

Assigner

Linux mitre root

References

8 references

URL	Tags
https://git.kernel.org/stable/c/a18a8d9cfbb112ad7…
https://git.kernel.org/stable/c/c263ae8c7e4c48238…
https://git.kernel.org/stable/c/0538b0ab7d2c396e3…
https://git.kernel.org/stable/c/a0a817b2d308fac09…
https://git.kernel.org/stable/c/b7e5563f2a7862a9e…
https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0…
https://git.kernel.org/stable/c/93efab0ef2a607fff…
https://git.kernel.org/stable/c/0336f8ffece62f882…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa , < a18a8d9cfbb112ad72e625372849adc3986fd6bf (git) Affected: 1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa , < c263ae8c7e4c482387de5e6c89e213f8173fe8b6 (git) Affected: 1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa , < 0538b0ab7d2c396e385694228c7cdcd2d2c514e9 (git) Affected: 1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa , < a0a817b2d308fac090a05cbbe80988e073ac5193 (git) Affected: 1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa , < b7e5563f2a7862a9e4796abb9908b092f677e3c1 (git) Affected: 1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa , < f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405 (git) Affected: 1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa , < 93efab0ef2a607fff9166d447c4035f98b5db342 (git) Affected: 1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa , < 0336f8ffece62f882ab3012820965a786a983f70 (git)
Linux	Linux	Affected: 3.10 Unaffected: 0 , < 3.10 (semver) Unaffected: 4.4.277 , ≤ 4.4.* (semver) Unaffected: 4.9.277 , ≤ 4.9.* (semver) Unaffected: 4.14.241 , ≤ 4.14.* (semver) Unaffected: 4.19.199 , ≤ 4.19.* (semver) Unaffected: 5.4.135 , ≤ 5.4.* (semver) Unaffected: 5.10.53 , ≤ 5.10.* (semver) Unaffected: 5.13.5 , ≤ 5.13.* (semver) Unaffected: 5.14 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-47310",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-05-21T15:35:38.649783Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:14:17.488Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T05:32:08.440Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/ti/tlan.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a18a8d9cfbb112ad72e625372849adc3986fd6bf",
              "status": "affected",
              "version": "1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa",
              "versionType": "git"
            },
            {
              "lessThan": "c263ae8c7e4c482387de5e6c89e213f8173fe8b6",
              "status": "affected",
              "version": "1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa",
              "versionType": "git"
            },
            {
              "lessThan": "0538b0ab7d2c396e385694228c7cdcd2d2c514e9",
              "status": "affected",
              "version": "1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa",
              "versionType": "git"
            },
            {
              "lessThan": "a0a817b2d308fac090a05cbbe80988e073ac5193",
              "status": "affected",
              "version": "1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa",
              "versionType": "git"
            },
            {
              "lessThan": "b7e5563f2a7862a9e4796abb9908b092f677e3c1",
              "status": "affected",
              "version": "1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa",
              "versionType": "git"
            },
            {
              "lessThan": "f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405",
              "status": "affected",
              "version": "1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa",
              "versionType": "git"
            },
            {
              "lessThan": "93efab0ef2a607fff9166d447c4035f98b5db342",
              "status": "affected",
              "version": "1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa",
              "versionType": "git"
            },
            {
              "lessThan": "0336f8ffece62f882ab3012820965a786a983f70",
              "status": "affected",
              "version": "1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/ti/tlan.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.10"
            },
            {
              "lessThan": "3.10",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.4.*",
              "status": "unaffected",
              "version": "4.4.277",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.*",
              "status": "unaffected",
              "version": "4.9.277",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.241",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.199",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.135",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.53",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.13.*",
              "status": "unaffected",
              "version": "5.13.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.14",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.4.277",
                  "versionStartIncluding": "3.10",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.9.277",
                  "versionStartIncluding": "3.10",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.14.241",
                  "versionStartIncluding": "3.10",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.19.199",
                  "versionStartIncluding": "3.10",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.135",
                  "versionStartIncluding": "3.10",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.53",
                  "versionStartIncluding": "3.10",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.13.5",
                  "versionStartIncluding": "3.10",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.14",
                  "versionStartIncluding": "3.10",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ti: fix UAF in tlan_remove_one\n\npriv is netdev private data and it cannot be\nused after free_netdev() call. Using priv after free_netdev()\ncan cause UAF bug. Fix it by moving free_netdev() at the end of the\nfunction."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T13:52:00.968Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf"
        },
        {
          "url": "https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6"
        },
        {
          "url": "https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9"
        },
        {
          "url": "https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193"
        },
        {
          "url": "https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1"
        },
        {
          "url": "https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405"
        },
        {
          "url": "https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342"
        },
        {
          "url": "https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70"
        }
      ],
      "title": "net: ti: fix UAF in tlan_remove_one",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2021-47310",
    "datePublished": "2024-05-21T14:35:28.649Z",
    "dateReserved": "2024-05-21T14:28:16.972Z",
    "dateUpdated": "2026-05-11T13:52:00.968Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

BDU:2025-07343 (CVE-2021-47310)

CVE-2021-47310 (GCVE-0-2021-47310)

Tags

Sightings

Nomenclature

Related by attack behaviour