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CVE-2026-23199

In the Linux kernel, the following vulnerability has been resolved: procfs: avoid fetching build ID while holding VMA lock Fix PROCMAP_QUERY to fetch optional build ID only after dropping mmap_lock or per-VMA lock, whichever was used to lock VMA under question, to avoid deadlock reported by syzbot: -> #1 (&mm->mmap_lock){++++}-{4:4}: __might_fault+0xed/0x170 _copy_to_iter+0x118/0x1720 copy_page_to_iter+0x12d/0x1e0 filemap_read+0x720/0x10a0 blkdev_read_
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:555dc39d64109f70e8edc192f7cfd18f5f7f920d6e024e9f9bb26c630d1eb1c6
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":["fs/proc/task_mmu.c","include/linux/buildid.h","lib/buildid.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":"6.12.70","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.19","ve…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:acf45b55576c50d61577f93ddcb0db3100f40378f420fa8b548cbe62f756afde · sha256:16148e0414598e2b… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/proc/task_mmu.c","include/linux/buildid.h","lib/buildid.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"b9b97e6aeb534315f9646b2090d1a5024c6a4e82","status":"affected","version":"ed5d583a88a9207b866c14ba834984c6f3c51d23","versionType":"git"},{"lessThan":"cbc03ce3e6ce7e21214c3f02218213574c1a2d08","status":"affected","version":"ed5d583a88a9207b866c14ba834984c6f3c51d23","versionType":"git"},{"lessThan":"b5cbacd7f86f4f62b8813688c8e73be94e8e1951","status":"affect…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:acf45b55576c50d61577f93ddcb0db3100f40378f420fa8b548cbe62f756afde · sha256:16148e0414598e2b… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/proc/task_mmu.c","include/linux/buildid.h","lib/buildid.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":"6.12.70","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.19","ve…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:acf45b55576c50d61577f93ddcb0db3100f40378f420fa8b548cbe62f756afde · sha256:16148e0414598e2b… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/proc/task_mmu.c","include/linux/buildid.h","lib/buildid.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"b9b97e6aeb534315f9646b2090d1a5024c6a4e82","status":"affected","version":"ed5d583a88a9207b866c14ba834984c6f3c51d23","versionType":"git"},{"lessThan":"cbc03ce3e6ce7e21214c3f02218213574c1a2d08","status":"affected","version":"ed5d583a88a9207b866c14ba834984c6f3c51d23","versionType":"git"},{"lessThan":"b5cbacd7f86f4f62b8813688c8e73be94e8e1951","status":"affect…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:acf45b55576c50d61577f93ddcb0db3100f40378f420fa8b548cbe62f756afde · sha256:16148e0414598e2b… · /containers/cna/affected/0

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/b5cbacd7f86f4f62b8813688c8e73be94e8e1951"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:acf45b55576c50d61577f93ddcb0db3100f40378f420fa8b548cbe62f756afde · sha256:16148e0414598e2b… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/b9b97e6aeb534315f9646b2090d1a5024c6a4e82"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:acf45b55576c50d61577f93ddcb0db3100f40378f420fa8b548cbe62f756afde · sha256:16148e0414598e2b… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/cbc03ce3e6ce7e21214c3f02218213574c1a2d08"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:acf45b55576c50d61577f93ddcb0db3100f40378f420fa8b548cbe62f756afde · sha256:16148e0414598e2b… · /containers/cna/references/1

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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