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CVE-2024-35862

smb: client: fix potential UAF in smb2_is_network_name_deleted()

HIGH
7.8
CVSS Score
Published: May 19, 2024 at 08:34 AM UTC
Updated: August 5, 2026 at 12:04 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.7%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in smb2_is_network_name_deleted() Skip sessions that are being teared down (status == SES_EXITING) to avoid UAF.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
5.12 ≤ v < 6.1.855.12 ≤ v < 6.6.265.12 ≤ v < 6.8.55.12 ≤ v < 6.96.2 ≤ v < 6.6.266.7 ≤ v < 6.8.56.9 rc16.9 rc29e550b085206544bd03a8b1dd58a5414e9508351
Vendor states this is fixed in 63981561ffd2d4987807df4126f96a11e18b0c1d (fixed)
Vendor states this is fixed in aa582b33f94453fdeaff1e7d0aa252c505975e01 (fixed)
Vendor states this is fixed in d919b6ea15ffa56fbafef4a1d92f47aeda9af645 (fixed)
Vendor states this is fixed in f9414004798d9742c1af23a1d839fe6a9503751c (fixed)
Vendor states this is fixed in 5.12 (unaffected)
Vendor states this is fixed in 6.1.85 (unaffected)
Vendor states this is fixed in 6.6.26 (unaffected)
Vendor states this is fixed in 6.8.5 (unaffected)
Vendor states this is fixed in 6.9 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/63981561ffd2d4987807df4126f96a11e18b0c1d
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/aa582b33f94453fdeaff1e7d0aa252c505975e01
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/d919b6ea15ffa56fbafef4a1d92f47aeda9af645
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/f9414004798d9742c1af23a1d839fe6a9503751c

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

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