net: annotate data-races around sk->sk_{data_ready,write_space}

Summary

CVECVE-2026-23302
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-25 11:16:25 UTC
Updated2026-04-18 09:16:17 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: net: annotate data-races around sk->sk_{data_ready,write_space} skmsg (and probably other layers) are changing these pointers while other cpus might read them concurrently. Add corresponding READ_ONCE()/WRITE_ONCE() annotations for UDP, TCP and AF_UNIX.

Risk And Classification

EPSS: 0.000230000 probability, percentile 0.062300000 (date 2026-04-18)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 604326b41a6fb9b4a78b6179335decee0365cd8c c494448bb522bbbb63096540eb2319101a0480ab git Not specified
CNA Linux Linux affected 604326b41a6fb9b4a78b6179335decee0365cd8c f17c1c4acbe2bd702abce73a847a04a196fab2c5 git Not specified
CNA Linux Linux affected 604326b41a6fb9b4a78b6179335decee0365cd8c 27fccdbcbbfc4651b6f66756e6fa3f52e051ec23 git Not specified
CNA Linux Linux affected 604326b41a6fb9b4a78b6179335decee0365cd8c 2ef2b20cf4e04ac8a6ba68493f8780776ff84300 git Not specified
CNA Linux Linux affected 4.20 Not specified
CNA Linux Linux unaffected 4.20 semver Not specified
CNA Linux Linux unaffected 6.12.82 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.17 6.18.* semver Not specified
CNA Linux Linux unaffected 6.19.7 6.19.* semver Not specified
CNA Linux Linux unaffected 7.0 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/c494448bb522bbbb63096540eb2319101a0480ab 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/f17c1c4acbe2bd702abce73a847a04a196fab2c5 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/2ef2b20cf4e04ac8a6ba68493f8780776ff84300 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/27fccdbcbbfc4651b6f66756e6fa3f52e051ec23 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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