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THREAT OPS › Threat News › [NVD] CVE-2026-80955 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: dm-pcache: fix use-after-free and invalid seg operations in kset_replay() In kset_replay, when key->seg_gen is stale (key->seg_gen < key->cache_pos.cache_seg->gen), cache_key_put(key) is called but then key->ca

[NVD] CVE-2026-80955 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: dm-pcache: fix use-after-free and invalid seg operations in kset_replay() In kset_replay, when key->seg_gen is stale (key->seg_gen < key->cache_pos.cache_seg->gen), cache_key_put(key) is called but then key->ca

mednvdPublished 2026-09-11

CVE-2026-80955 CVSS: 7.8 HIGH Published: 2026-09-11T20:19:01.287

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

dm-pcache: fix use-after-free and invalid seg operations in kset_replay()

In kset_replay, when key->seg_gen is stale (key->seg_gen < key->cache_pos.cache_seg->gen), cache_key_put(key) is called but then key->cache_pos.cache_seg is accessed as the argument to cache

Indicators of compromise

CVE-2026-80955cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-80955