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Medium severity4.7NVD Advisory· Published Feb 14, 2026· Updated Jun 17, 2026

CVE-2026-23153

CVE-2026-23153

Description

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

firewire: core: fix race condition against transaction list

The list of transaction is enumerated without acquiring card lock when processing AR response event. This causes a race condition bug when processing AT request completion event concurrently.

This commit fixes the bug by put timer start for split transaction expiration into the scope of lock. The value of jiffies in card structure is referred before acquiring the lock.

Affected products

11
  • Linux/Kernel10 versions
    cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 9 more
    • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=6.18,<6.18.9
    • cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.19:rc7:*:*:*:*:*:*
    • (no CPE)
    • (no CPE)range: 6.18
  • osv-coords
    pkg:linux/kernel
    Range: >= 6.18.0, < 6.18.9

Patches

Vulnerability mechanics

References

2

News mentions

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