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CVE-2026-23158

In the Linux kernel, the following vulnerability has been resolved: gpio: virtuser: fix UAF in configfs release path The gpio-virtuser configfs release path uses guard(mutex) to protect the device structure. However, the device is freed before the guard cleanup runs, causing mutex_unlock() to operate on freed memory. Specifically, gpio_virtuser_device_config_group_release() destroys the mutex and frees the device while still inside the guard(mutex) scope. When the function returns, the guard
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:1756d83864c8d5f864d06152bf3d7e022ec348f2a810c5b1079982caeb59336c
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpio/gpio-virtuser.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.11"},{"lessThan":"6.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.69","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.19","versionType":"original_commit_for_f…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8a975ec98b5f07c1cfe452896793176a5951a28ea8587e5fa449ce1672f706ca · sha256:a4ea1d0f14c57c39… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpio/gpio-virtuser.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"815a8e3bf72811d402b30bd4a53cde5e9df7a563","status":"affected","version":"91581c4b3f29e2e22aeb1a62e842d529ca638b2d","versionType":"git"},{"lessThan":"7bec90f605cfb138006f5ba575f2310593347110","status":"affected","version":"91581c4b3f29e2e22aeb1a62e842d529ca638b2d","versionType":"git"},{"lessThan":"53ad4a948a4586359b841d607c08fb16c5503230","status":"affected","version":"91581c4b3f29e2e22…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8a975ec98b5f07c1cfe452896793176a5951a28ea8587e5fa449ce1672f706ca · sha256:a4ea1d0f14c57c39… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpio/gpio-virtuser.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.11"},{"lessThan":"6.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.69","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.19","versionType":"original_commit_for_f…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8a975ec98b5f07c1cfe452896793176a5951a28ea8587e5fa449ce1672f706ca · sha256:a4ea1d0f14c57c39… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpio/gpio-virtuser.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"815a8e3bf72811d402b30bd4a53cde5e9df7a563","status":"affected","version":"91581c4b3f29e2e22aeb1a62e842d529ca638b2d","versionType":"git"},{"lessThan":"7bec90f605cfb138006f5ba575f2310593347110","status":"affected","version":"91581c4b3f29e2e22aeb1a62e842d529ca638b2d","versionType":"git"},{"lessThan":"53ad4a948a4586359b841d607c08fb16c5503230","status":"affected","version":"91581c4b3f29e2e22…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8a975ec98b5f07c1cfe452896793176a5951a28ea8587e5fa449ce1672f706ca · sha256:a4ea1d0f14c57c39… · /containers/cna/affected/0

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/53ad4a948a4586359b841d607c08fb16c5503230"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8a975ec98b5f07c1cfe452896793176a5951a28ea8587e5fa449ce1672f706ca · sha256:a4ea1d0f14c57c39… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/7bec90f605cfb138006f5ba575f2310593347110"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8a975ec98b5f07c1cfe452896793176a5951a28ea8587e5fa449ce1672f706ca · sha256:a4ea1d0f14c57c39… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/815a8e3bf72811d402b30bd4a53cde5e9df7a563"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8a975ec98b5f07c1cfe452896793176a5951a28ea8587e5fa449ce1672f706ca · sha256:a4ea1d0f14c57c39… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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