ACPICA: Fix NULL pointer dereference in acpi_ev_address_space_dispatch()

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Summary

CVECVE-2026-45982
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-27 14:17:15 UTC
Updated2026-05-27 14:48:03 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: ACPICA: Fix NULL pointer dereference in acpi_ev_address_space_dispatch() Cover a missed execution path with a new check.

Risk And Classification

EPSS: 0.000240000 probability, percentile 0.069940000 (date 2026-06-01)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 0acf24ad7e10f547809faefb8069f8f5482eb4d9 7d99cbe717c1b15a66559215df32312d8cf7e525 git Not specified
CNA Linux Linux affected 0acf24ad7e10f547809faefb8069f8f5482eb4d9 f2cf475d23b8486dfa414f7ac09f918ffd3c32a5 git Not specified
CNA Linux Linux affected 0acf24ad7e10f547809faefb8069f8f5482eb4d9 cce354524da4d10fd2c7eb835e2e4e8ab8c0ce97 git Not specified
CNA Linux Linux affected 0acf24ad7e10f547809faefb8069f8f5482eb4d9 b24595b86920911d2b04f862422b896a0620e9ad git Not specified
CNA Linux Linux affected 0acf24ad7e10f547809faefb8069f8f5482eb4d9 56024dbe8c76cff22f53ba81a95d9efd4d0c9c44 git Not specified
CNA Linux Linux affected 0acf24ad7e10f547809faefb8069f8f5482eb4d9 f851e03bce968ff9b3faad1b616062e1244fd38d git Not specified
CNA Linux Linux affected 5.17 Not specified
CNA Linux Linux unaffected 5.17 semver Not specified
CNA Linux Linux unaffected 6.1.165 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.128 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.75 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.14 6.18.* semver Not specified
CNA Linux Linux unaffected 6.19.4 6.19.* semver Not specified
CNA Linux Linux unaffected 7.0 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/7d99cbe717c1b15a66559215df32312d8cf7e525 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/f2cf475d23b8486dfa414f7ac09f918ffd3c32a5 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/b24595b86920911d2b04f862422b896a0620e9ad 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/cce354524da4d10fd2c7eb835e2e4e8ab8c0ce97 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/f851e03bce968ff9b3faad1b616062e1244fd38d 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/56024dbe8c76cff22f53ba81a95d9efd4d0c9c44 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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