cve-2024-27396
Vulnerability from cvelistv5
Published
2024-05-09 16:37
Modified
2024-12-19 08:54
Severity ?
EPSS score ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
net: gtp: Fix Use-After-Free in gtp_dellink
Since call_rcu, which is called in the hlist_for_each_entry_rcu traversal
of gtp_dellink, is not part of the RCU read critical section, it
is possible that the RCU grace period will pass during the traversal and
the key will be free.
To prevent this, it should be changed to hlist_for_each_entry_safe.
References
Impacted products
Vendor | Product | Version | |||||
---|---|---|---|---|---|---|---|
▼ | Linux | Linux |
Version: 043a283d24f40fea4c8a8d06b0e2694c8e372200 Version: c185e1d6e2752a4b656c3ca878c525fa11f55757 Version: 94dc550a5062030569d4aa76e10e50c8fc001930 Version: 94dc550a5062030569d4aa76e10e50c8fc001930 Version: 94dc550a5062030569d4aa76e10e50c8fc001930 Version: 94dc550a5062030569d4aa76e10e50c8fc001930 Version: 94dc550a5062030569d4aa76e10e50c8fc001930 Version: 94dc550a5062030569d4aa76e10e50c8fc001930 |
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{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "id": "CVE-2024-27396", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-05-28T15:23:40.567279Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-06-04T17:47:11.173Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" }, { "providerMetadata": { "dateUpdated": "2024-08-02T00:34:52.256Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/07b20d0a3dc13fb1adff10b60021a4924498da58" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/718df1bc226c383dd803397d7f5d95557eb81ac7" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/0caff3e6390f840666b8dc1ecebf985c2ef3f1dd" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/2e74b3fd6bf542349758f283676dff3660327c07" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/25a1c2d4b1fcf938356a9688a96a6456abd44b29" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/2aacd4de45477582993f8a8abb9505a06426bfb6" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/cd957d1716ec979d8f5bf38fc659aeb9fdaa2474" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/f2a904107ee2b647bb7794a1a82b67740d7c8a64" }, { "tags": [ "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html" }, { "tags": [ "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "drivers/net/gtp.c" ], "repo": 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"5.10.216", "versionType": "semver" }, { "lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.158", "versionType": "semver" }, { "lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.90", "versionType": "semver" }, { "lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.30", "versionType": "semver" }, { "lessThanOrEqual": "6.8.*", "status": "unaffected", "version": "6.8.9", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "6.9", "versionType": "original_commit_for_fix" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: gtp: Fix Use-After-Free in gtp_dellink\n\nSince call_rcu, which is called in the hlist_for_each_entry_rcu traversal\nof gtp_dellink, is not part of the RCU read critical section, it\nis possible that the RCU grace period will pass during the traversal and\nthe key will be free.\n\nTo prevent this, it should be changed to hlist_for_each_entry_safe." } ], "providerMetadata": { "dateUpdated": "2024-12-19T08:54:12.776Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/07b20d0a3dc13fb1adff10b60021a4924498da58" }, { "url": "https://git.kernel.org/stable/c/718df1bc226c383dd803397d7f5d95557eb81ac7" }, { "url": "https://git.kernel.org/stable/c/0caff3e6390f840666b8dc1ecebf985c2ef3f1dd" }, { "url": "https://git.kernel.org/stable/c/2e74b3fd6bf542349758f283676dff3660327c07" }, { "url": "https://git.kernel.org/stable/c/25a1c2d4b1fcf938356a9688a96a6456abd44b29" }, { "url": "https://git.kernel.org/stable/c/2aacd4de45477582993f8a8abb9505a06426bfb6" }, { "url": "https://git.kernel.org/stable/c/cd957d1716ec979d8f5bf38fc659aeb9fdaa2474" }, { "url": "https://git.kernel.org/stable/c/f2a904107ee2b647bb7794a1a82b67740d7c8a64" } ], "title": "net: gtp: Fix Use-After-Free in gtp_dellink", "x_generator": { "engine": "bippy-5f407fcff5a0" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2024-27396", "datePublished": "2024-05-09T16:37:18.867Z", "dateReserved": "2024-02-25T13:47:42.677Z", "dateUpdated": "2024-12-19T08:54:12.776Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "vulnerability-lookup:meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-27396\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-14T15:12:27.983\",\"lastModified\":\"2024-11-21T09:04:31.693\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: gtp: Fix Use-After-Free in gtp_dellink\\n\\nSince call_rcu, which is called in the hlist_for_each_entry_rcu traversal\\nof gtp_dellink, is not part of the RCU read critical section, it\\nis possible that the RCU grace period will pass during the traversal and\\nthe key will be free.\\n\\nTo prevent this, it should be changed to hlist_for_each_entry_safe.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: gtp: corrige Use-After-Free en gtp_dellink Dado que call_rcu, que se llama en el recorrido hlist_for_each_entry_rcu de gtp_dellink, no forma parte de la secci\u00f3n cr\u00edtica de lectura de RCU, es posible que el per\u00edodo de gracia de RCU pasar\u00e1 durante el recorrido y la clave quedar\u00e1 libre. Para evitar esto, se debe cambiar a hlist_for_each_entry_safe.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/07b20d0a3dc13fb1adff10b60021a4924498da58\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/0caff3e6390f840666b8dc1ecebf985c2ef3f1dd\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/25a1c2d4b1fcf938356a9688a96a6456abd44b29\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2aacd4de45477582993f8a8abb9505a06426bfb6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2e74b3fd6bf542349758f283676dff3660327c07\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/718df1bc226c383dd803397d7f5d95557eb81ac7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/cd957d1716ec979d8f5bf38fc659aeb9fdaa2474\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f2a904107ee2b647bb7794a1a82b67740d7c8a64\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/07b20d0a3dc13fb1adff10b60021a4924498da58\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/0caff3e6390f840666b8dc1ecebf985c2ef3f1dd\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/25a1c2d4b1fcf938356a9688a96a6456abd44b29\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/2aacd4de45477582993f8a8abb9505a06426bfb6\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/2e74b3fd6bf542349758f283676dff3660327c07\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/718df1bc226c383dd803397d7f5d95557eb81ac7\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/cd957d1716ec979d8f5bf38fc659aeb9fdaa2474\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/f2a904107ee2b647bb7794a1a82b67740d7c8a64\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}" } }
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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.
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- 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.