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CVE-2024-35999

smb3: missing lock when picking channel

HIGH
7.5
CVSS Score
Published: May 20, 2024 at 09:48 AM UTC
Updated: August 5, 2026 at 12:04 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.5
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: smb3: missing lock when picking channel Coverity spotted a place where we should have been holding the channel lock when accessing the ses channel index. Addresses-Coverity: 1582039 ("Data race condition (MISSING_LOCK)")

Affected

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

Linux Kernel· Linux
95%
v ≥ 5.15.27v < 6.1.915.15.27 ≤ v < 5.165.16 ≤ v < 6.1.915.16 ≤ v < 6.6.305.16 ≤ v < 6.8.95.16 ≤ v < 6.96.2 ≤ v < 6.6.306.7 ≤ v < 6.8.93d74c2c917e4006a3bd660d2fc7829cb2ef641135.15.276.9 rc16.9 rc26.9 rc36.9 rc46.9 rc5724244cdb3828522109c88e56a0242537aefabe9
Vendor states this is fixed in 0fcf7e219448e937681216353c9a58abae6d3c2e (fixed)
Vendor states this is fixed in 60ab245292280905603bc0d3654f4cf8fceccb00 (fixed)
Vendor states this is fixed in 8094a600245e9b28eb36a13036f202ad67c1f887 (fixed)
Vendor states this is fixed in 98c7ed29cd754ae7475dc7cb3f33399fda902729 (fixed)
Vendor states this is fixed in 5.16 (unaffected)
Vendor states this is fixed in 6.1.91 (unaffected)
Vendor states this is fixed in 6.6.30 (unaffected)
Vendor states this is fixed in 6.8.9 (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/0fcf7e219448e937681216353c9a58abae6d3c2e
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/60ab245292280905603bc0d3654f4cf8fceccb00
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/8094a600245e9b28eb36a13036f202ad67c1f887
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/98c7ed29cd754ae7475dc7cb3f33399fda902729

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

7.5HIGHLinux
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-667

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