# CVE-2026-97452

Linux ACPICA reference bug can cause kernel memory corruption and local escalation.

- Page: https://www.vulneraibility.com/cve/CVE-2026-97452
- CVSS: 8.4
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 0.14% (percentile 3.5)
- Published: 2026-09-24

## Affected versions

- Linux: affected >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and < e16d1e5fcb17dfc369e20095f8cf5e841101279e; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and < a6cd2fc2d5429a5b7d5a8b9ba0e6663e8ccbc9ba; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 and < 6e8c55e13a5e3a9f38921d62924f18ceba3330eb; < 6.12.111; < 6.18.53; fixed in >= 6.12.111 and <= 6.12.*, >= 6.18.53 and <= 6.18.*, >= 7.2 and <= *

A version outside these ranges is not a statement that it is unaffected.

## Impact

Local kernel memory corruption leading to crash or privilege escalation via improper ACPICA object reference handling.

## Action

Patch when possible

## Recommendation

Apply vendor kernel updates or backport ACPICA fixes immediately

## References

- [other] https://git.kernel.org/stable/c/2350a6f89eca45f9219f37b331e4083f96299996
- [other] https://git.kernel.org/stable/c/61cb905c33d0e0c6ff3c9c90fb269331bce8c2c0
- [other] https://git.kernel.org/stable/c/d239ccf5069f892cc36b9befafda030b3ca789e6
- [other] https://git.kernel.org/stable/c/c2cf936b07b0a298637e56e53ef043c7ff8eee31
- [other] https://git.kernel.org/stable/c/e16d1e5fcb17dfc369e20095f8cf5e841101279e
- [other] https://git.kernel.org/stable/c/a6cd2fc2d5429a5b7d5a8b9ba0e6663e8ccbc9ba
- [other] https://git.kernel.org/stable/c/6e8c55e13a5e3a9f38921d62924f18ceba3330eb

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.