CVE-2023-2236
Vulnerability from cvelistv5
Published
2023-05-01 12:50
Modified
2024-08-02 06:19
Severity ?
EPSS score ?
Summary
Use-after-free in Linux kernel's Performance Events subsystem
References
Impacted products
▼ | Vendor | Product |
---|---|---|
Linux | Linux Kernel |
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-02T06:19:13.600Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "patch", "x_transferred" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9d94c04c0db024922e886c9fd429659f22f48ea4" }, { "tags": [ "x_transferred" ], "url": "https://kernel.dance/9d94c04c0db024922e886c9fd429659f22f48ea4" }, { "tags": [ "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20230601-0010/" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "packageName": "kernel", "product": "Linux Kernel", "repo": "https://git.kernel.org", "vendor": "Linux", "versions": [ { "lessThan": "6.1", "status": "affected", "version": "5.19", "versionType": "custom" } ] } ], "datePublic": "2022-11-25T13:54:00.000Z", "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "\u003cp\u003eA use-after-free vulnerability in the Linux Kernel io_uring subsystem can be exploited to achieve local privilege escalation.\u003c/p\u003e\u003cp\u003eBoth\u0026nbsp;\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eio_install_fixed_file\u003c/span\u003e\u0026nbsp;and its callers call fput in a file in case of an error, causing a reference underflow which leads to a use-after-free vulnerability.\u003c/p\u003e\u003cp\u003eWe recommend upgrading past commit 9d94c04c0db024922e886c9fd429659f22f48ea4.\u003c/p\u003e" } ], "value": "A use-after-free vulnerability in the Linux Kernel io_uring subsystem can be exploited to achieve local privilege escalation.\n\nBoth\u00a0io_install_fixed_file\u00a0and its callers call fput in a file in case of an error, causing a reference underflow which leads to a use-after-free vulnerability.\n\nWe recommend upgrading past commit 9d94c04c0db024922e886c9fd429659f22f48ea4.\n\n" } ], "impacts": [ { "capecId": "CAPEC-233", "descriptions": [ { "lang": "en", "value": "CAPEC-233 Privilege Escalation" } ] } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-416", "description": "CWE-416 Use After Free", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2023-05-01T12:50:47.742Z", "orgId": "14ed7db2-1595-443d-9d34-6215bf890778", "shortName": "Google" }, "references": [ { "tags": [ "patch" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9d94c04c0db024922e886c9fd429659f22f48ea4" }, { "url": "https://kernel.dance/9d94c04c0db024922e886c9fd429659f22f48ea4" }, { "url": "https://security.netapp.com/advisory/ntap-20230601-0010/" } ], "source": { "discovery": "EXTERNAL" }, "title": "Use-after-free in Linux kernel\u0027s Performance Events subsystem", "x_generator": { "engine": "Vulnogram 0.1.0-dev" } } }, "cveMetadata": { "assignerOrgId": "14ed7db2-1595-443d-9d34-6215bf890778", "assignerShortName": "Google", "cveId": "CVE-2023-2236", "datePublished": "2023-05-01T12:50:47.742Z", "dateReserved": "2023-04-21T17:43:28.315Z", "dateUpdated": "2024-08-02T06:19:13.600Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2023-2236\",\"sourceIdentifier\":\"cve-coordination@google.com\",\"published\":\"2023-05-01T13:15:44.850\",\"lastModified\":\"2023-08-11T19:51:06.083\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A use-after-free vulnerability in the Linux Kernel io_uring subsystem can be exploited to achieve local privilege escalation.\\n\\nBoth\u00a0io_install_fixed_file\u00a0and its callers call fput in a file in case of an error, causing a reference underflow which leads to a use-after-free vulnerability.\\n\\nWe recommend upgrading past commit 9d94c04c0db024922e886c9fd429659f22f48ea4.\\n\\n\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"source\":\"cve-coordination@google.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]},{\"source\":\"cve-coordination@google.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.19\",\"versionEndExcluding\":\"6.0.11\",\"matchCriteriaId\":\"96F47CB7-A27F-4316-BBC3-15AE6B5A0734\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:hci_baseboard_management_controller:h300s:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"27227B35-932A-4035-B39F-6A455753C0D6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:hci_baseboard_management_controller:h410c:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"489D20B9-166F-423D-8C48-A23D3026E33B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:hci_baseboard_management_controller:h410s:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A4AD592C-222D-4C6F-B176-8145A1A5AFEC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:hci_baseboard_management_controller:h500s:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8603654B-A8A9-4DEB-B0DD-C82E1C885749\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:hci_baseboard_management_controller:h700s:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C855C933-F271-45E6-8E85-8D7CF2EF1BE6\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9d94c04c0db024922e886c9fd429659f22f48ea4\",\"source\":\"cve-coordination@google.com\",\"tags\":[\"Exploit\",\"Mailing List\",\"Patch\"]},{\"url\":\"https://kernel.dance/9d94c04c0db024922e886c9fd429659f22f48ea4\",\"source\":\"cve-coordination@google.com\",\"tags\":[\"Exploit\",\"Patch\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20230601-0010/\",\"source\":\"cve-coordination@google.com\",\"tags\":[\"Vendor Advisory\"]}]}}" } }
Loading...
Loading...
Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.