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CVE-2026-43288

In the Linux kernel, the following vulnerability has been resolved: ext4: move ext4_percpu_param_init() before ext4_mb_init() When running `kvm-xfstests -c ext4/1k -C 1 generic/383` with the `DOUBLE_CHECK` macro defined, the following panic is triggered: ================================================================== EXT4-fs error (device vdc): ext4_validate_block_bitmap:423: comm mount: bg 0: bad block bitmap checksum BUG: unable to handle page fault for address: f
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ac201624a96a96aa924fb3b9f70509575c850971b400acc5e6826666e63237a2
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/ext4/super.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.17"},{"lessThan":"3.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.128","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.16","versionType":"semver"},{"lessThanOrEqual…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:db6cb6d9026917ec3f65c493eefc6d6d111977ec538926e0fa0f3813ebde1084 · sha256:537ef1d527892c32… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/ext4/super.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0d5fcb063cdabb9aeaa8554b7fedad2092c4150e","status":"affected","version":"d5e03cbb0c88cd1be39f2adc37d602230045964b","versionType":"git"},{"lessThan":"9e9fb259bcddf459a0168f4a964e979e500a68a5","status":"affected","version":"d5e03cbb0c88cd1be39f2adc37d602230045964b","versionType":"git"},{"lessThan":"bf5b609524497c195f801cd5707252384aed8149","status":"affected","version":"d5e03cbb0c88cd1be39f2adc37d602…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:db6cb6d9026917ec3f65c493eefc6d6d111977ec538926e0fa0f3813ebde1084 · sha256:537ef1d527892c32… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/ext4/super.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.17"},{"lessThan":"3.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.128","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.16","versionType":"semver"},{"lessThanOrEqual…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:db6cb6d9026917ec3f65c493eefc6d6d111977ec538926e0fa0f3813ebde1084 · sha256:537ef1d527892c32… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/ext4/super.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0d5fcb063cdabb9aeaa8554b7fedad2092c4150e","status":"affected","version":"d5e03cbb0c88cd1be39f2adc37d602230045964b","versionType":"git"},{"lessThan":"9e9fb259bcddf459a0168f4a964e979e500a68a5","status":"affected","version":"d5e03cbb0c88cd1be39f2adc37d602230045964b","versionType":"git"},{"lessThan":"bf5b609524497c195f801cd5707252384aed8149","status":"affected","version":"d5e03cbb0c88cd1be39f2adc37d602…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:db6cb6d9026917ec3f65c493eefc6d6d111977ec538926e0fa0f3813ebde1084 · sha256:537ef1d527892c32… · /containers/cna/affected/0

Source references

5 source assertions
{"url":"https://git.kernel.org/stable/c/0d5fcb063cdabb9aeaa8554b7fedad2092c4150e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:db6cb6d9026917ec3f65c493eefc6d6d111977ec538926e0fa0f3813ebde1084 · sha256:537ef1d527892c32… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/270564513489d98b721a1e4a10017978d5213bff"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:db6cb6d9026917ec3f65c493eefc6d6d111977ec538926e0fa0f3813ebde1084 · sha256:537ef1d527892c32… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/9e9fb259bcddf459a0168f4a964e979e500a68a5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:db6cb6d9026917ec3f65c493eefc6d6d111977ec538926e0fa0f3813ebde1084 · sha256:537ef1d527892c32… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/aec095f3cc6cf209effd93278ce35be27db81d73"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:db6cb6d9026917ec3f65c493eefc6d6d111977ec538926e0fa0f3813ebde1084 · sha256:537ef1d527892c32… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/bf5b609524497c195f801cd5707252384aed8149"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:db6cb6d9026917ec3f65c493eefc6d6d111977ec538926e0fa0f3813ebde1084 · sha256:537ef1d527892c32… · /containers/cna/references/2

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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