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cve416baaa9-dc9f-4396-8d5f-8c081fb06d67CVE-2024-35865
HistoryMay 19, 2024 - 9:15 a.m.

CVE-2024-35865

2024-05-1909:15:08
416baaa9-dc9f-4396-8d5f-8c081fb06d67
web.nvd.nist.gov
24
cve-2024-35865
linux
kernel
vulnerability
use-after-free
smb
client
sessions
teared down
nvd

6.7 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.5%

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

smb: client: fix potential UAF in smb2_is_valid_oplock_break()

Skip sessions that are being teared down (status == SES_EXITING) to
avoid UAF.

Affected configurations

Vulners
Node
linuxlinux_kernelRange6.1.06.1.85
OR
linuxlinux_kernelRange6.2.06.6.26
OR
linuxlinux_kernelRange6.7.06.8.5
OR
linuxlinux_kernelRange6.9.0

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/smb2misc.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f4",
        "lessThan": "84488466b7a6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "21fed37d2bdc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "3dba0e5276f1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "22863485a462",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/smb2misc.c"
    ],
    "versions": [
      {
        "version": "6.1.85",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6.26",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.8.5",
        "lessThanOrEqual": "6.8.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.9",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

6.7 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.5%