github - ghsa-jh47-c26g-fr5q

ghsa-jh47-c26g-fr5q

Vulnerability from github

Published

2024-11-19 03:31

Modified

2024-11-21 21:33

Severity ?

7.0 (High) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix slab-use-after-free in ksmbd_smb2_session_create

There is a race condition between ksmbd_smb2_session_create and ksmbd_expire_session. This patch add missing sessions_table_lock while adding/deleting session from global session table.

Show details on source website

JSON

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{
   affected: [],
   aliases: [
      "CVE-2024-50286",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-416",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2024-11-19T02:16:30Z",
      severity: "HIGH",
   },
   details: "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix slab-use-after-free in ksmbd_smb2_session_create\n\nThere is a race condition between ksmbd_smb2_session_create and\nksmbd_expire_session. This patch add missing sessions_table_lock\nwhile adding/deleting session from global session table.",
   id: "GHSA-jh47-c26g-fr5q",
   modified: "2024-11-21T21:33:31Z",
   published: "2024-11-19T03:31:08Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2024-50286",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/0a77715db22611df50b178374c51e2ba0d58866e",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/e7a2ad2044377853cf8c59528dac808a08a99c72",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/e923503a56b3385b64ae492e3225e4623f560c5b",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/f56446ba5378d19e31040b548a14ee9a8f1500ea",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
         type: "CVSS_V3",
      },
   ],
}

cve-2024-50286

Vulnerability from cvelistv5

Published

2024-11-19 01:30

Modified

2025-03-06 16:14

Severity ?

7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab-use-after-free in ksmbd_smb2_session_create There is a race condition between ksmbd_smb2_session_create and ksmbd_expire_session. This patch add missing sessions_table_lock while adding/deleting session from global session table.

References

▼	URL	Tags
	https://git.kernel.org/stable/c/f56446ba5378d19e31040b548a14ee9a8f1500ea
	https://git.kernel.org/stable/c/e923503a56b3385b64ae492e3225e4623f560c5b
	https://git.kernel.org/stable/c/e7a2ad2044377853cf8c59528dac808a08a99c72
	https://git.kernel.org/stable/c/0a77715db22611df50b178374c51e2ba0d58866e

Impacted products

Vendor

Product

Version

▼

Linux

Version: 0626e6641f6b467447c81dd7678a69c66f7746cf
Version: 0626e6641f6b467447c81dd7678a69c66f7746cf
Version: 0626e6641f6b467447c81dd7678a69c66f7746cf
Version: 0626e6641f6b467447c81dd7678a69c66f7746cf

Linux

Version: 5.15

Show details on NVD website

JSON

To clipboard

{
   containers: {
      adp: [
         {
            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",
                  },
               },
               {
                  other: {
                     content: {
                        id: "CVE-2024-50286",
                        options: [
                           {
                              Exploitation: "none",
                           },
                           {
                              Automatable: "no",
                           },
                           {
                              "Technical Impact": "total",
                           },
                        ],
                        role: "CISA Coordinator",
                        timestamp: "2025-03-06T16:07:56.848996Z",
                        version: "2.0.3",
                     },
                     type: "ssvc",
                  },
               },
            ],
            problemTypes: [
               {
                  descriptions: [
                     {
                        cweId: "CWE-416",
                        description: "CWE-416 Use After Free",
                        lang: "en",
                        type: "CWE",
                     },
                  ],
               },
            ],
            providerMetadata: {
               dateUpdated: "2025-03-06T16:14:33.108Z",
               orgId: "134c704f-9b21-4f2e-91b3-4a467353bcc0",
               shortName: "CISA-ADP",
            },
            title: "CISA ADP Vulnrichment",
         },
      ],
      cna: {
         affected: [
            {
               defaultStatus: "unaffected",
               product: "Linux",
               programFiles: [
                  "fs/smb/server/mgmt/user_session.c",
               ],
               repo: "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               vendor: "Linux",
               versions: [
                  {
                     lessThan: "f56446ba5378d19e31040b548a14ee9a8f1500ea",
                     status: "affected",
                     version: "0626e6641f6b467447c81dd7678a69c66f7746cf",
                     versionType: "git",
                  },
                  {
                     lessThan: "e923503a56b3385b64ae492e3225e4623f560c5b",
                     status: "affected",
                     version: "0626e6641f6b467447c81dd7678a69c66f7746cf",
                     versionType: "git",
                  },
                  {
                     lessThan: "e7a2ad2044377853cf8c59528dac808a08a99c72",
                     status: "affected",
                     version: "0626e6641f6b467447c81dd7678a69c66f7746cf",
                     versionType: "git",
                  },
                  {
                     lessThan: "0a77715db22611df50b178374c51e2ba0d58866e",
                     status: "affected",
                     version: "0626e6641f6b467447c81dd7678a69c66f7746cf",
                     versionType: "git",
                  },
               ],
            },
            {
               defaultStatus: "affected",
               product: "Linux",
               programFiles: [
                  "fs/smb/server/mgmt/user_session.c",
               ],
               repo: "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               vendor: "Linux",
               versions: [
                  {
                     status: "affected",
                     version: "5.15",
                  },
                  {
                     lessThan: "5.15",
                     status: "unaffected",
                     version: "0",
                     versionType: "semver",
                  },
                  {
                     lessThanOrEqual: "6.1.*",
                     status: "unaffected",
                     version: "6.1.117",
                     versionType: "semver",
                  },
                  {
                     lessThanOrEqual: "6.6.*",
                     status: "unaffected",
                     version: "6.6.61",
                     versionType: "semver",
                  },
                  {
                     lessThanOrEqual: "6.11.*",
                     status: "unaffected",
                     version: "6.11.8",
                     versionType: "semver",
                  },
                  {
                     lessThanOrEqual: "*",
                     status: "unaffected",
                     version: "6.12",
                     versionType: "original_commit_for_fix",
                  },
               ],
            },
         ],
         descriptions: [
            {
               lang: "en",
               value: "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix slab-use-after-free in ksmbd_smb2_session_create\n\nThere is a race condition between ksmbd_smb2_session_create and\nksmbd_expire_session. This patch add missing sessions_table_lock\nwhile adding/deleting session from global session table.",
            },
         ],
         providerMetadata: {
            dateUpdated: "2024-12-19T09:37:20.356Z",
            orgId: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            shortName: "Linux",
         },
         references: [
            {
               url: "https://git.kernel.org/stable/c/f56446ba5378d19e31040b548a14ee9a8f1500ea",
            },
            {
               url: "https://git.kernel.org/stable/c/e923503a56b3385b64ae492e3225e4623f560c5b",
            },
            {
               url: "https://git.kernel.org/stable/c/e7a2ad2044377853cf8c59528dac808a08a99c72",
            },
            {
               url: "https://git.kernel.org/stable/c/0a77715db22611df50b178374c51e2ba0d58866e",
            },
         ],
         title: "ksmbd: fix slab-use-after-free in ksmbd_smb2_session_create",
         x_generator: {
            engine: "bippy-5f407fcff5a0",
         },
      },
   },
   cveMetadata: {
      assignerOrgId: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      assignerShortName: "Linux",
      cveId: "CVE-2024-50286",
      datePublished: "2024-11-19T01:30:29.948Z",
      dateReserved: "2024-10-21T19:36:19.984Z",
      dateUpdated: "2025-03-06T16:14:33.108Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
}

All sightings related to this event Export sightings related to this event

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.

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