Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-63816

In the Linux kernel, the following vulnerability has been resolved: f2fs: atomic: fix UAF issue on f2fs_inode_info.atomic_inode - ioctl(F2FS_IOC_GARBAGE_COLLECT_RANGE) - shrink - f2fs_gc - gc_data_segment - ra_data_block(cow_inode) - mapping = F2FS_I(inode)->atomic_inode->i_mapping : f2fs_is_cow_file(cow_inode) is true - f2fs_evict_inode(atomic_inode) - clear_inode_flag(fi->cow_inode, FI_COW_FILE) - F2FS_I(fi->cow_inode)->atomic_inode = NULL ...
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:4456cafb5bb6c1a815de797f8e0ab8395703888511aecaf1711acc94703a6ba3
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":"unaffected","product":"Linux","programFiles":["fs/f2fs/gc.c","fs/f2fs/inode.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7d3ae21783e5914c1761ac7d63f882d3d70800e9","status":"affected","version":"3db1de0e582c358dd013f3703cd55b5fe4076436","versionType":"git"},{"lessThan":"56038756aae68312df00d4aa1d97e51ef3aca725","status":"affected","version":"3db1de0e582c358dd013f3703cd55b5fe4076436","versionType":"git"},{"lessThan":"a499f77c06050a28c897bdbd86cd2f0721ae0743","status":"affected","version":"3db1de0e582c358…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7193883144be026a753a7c11f087fb2a594e468965b56a4cb9e8001fbdf4e67f · sha256:29f8b2619233ec76… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["fs/f2fs/gc.c","fs/f2fs/inode.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.19"},{"lessThan":"5.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7193883144be026a753a7c11f087fb2a594e468965b56a4cb9e8001fbdf4e67f · sha256:29f8b2619233ec76… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/f2fs/gc.c","fs/f2fs/inode.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7d3ae21783e5914c1761ac7d63f882d3d70800e9","status":"affected","version":"3db1de0e582c358dd013f3703cd55b5fe4076436","versionType":"git"},{"lessThan":"56038756aae68312df00d4aa1d97e51ef3aca725","status":"affected","version":"3db1de0e582c358dd013f3703cd55b5fe4076436","versionType":"git"},{"lessThan":"a499f77c06050a28c897bdbd86cd2f0721ae0743","status":"affected","version":"3db1de0e582c358…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7193883144be026a753a7c11f087fb2a594e468965b56a4cb9e8001fbdf4e67f · sha256:29f8b2619233ec76… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/f2fs/gc.c","fs/f2fs/inode.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.19"},{"lessThan":"5.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7193883144be026a753a7c11f087fb2a594e468965b56a4cb9e8001fbdf4e67f · sha256:29f8b2619233ec76… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:7193883144be026a753a7c11f087fb2a594e468965b56a4cb9e8001fbdf4e67f · sha256:29f8b2619233ec76… · /containers/cna/metrics/0/cvssV3_1

Source references

5 source assertions
{"url":"https://git.kernel.org/stable/c/56038756aae68312df00d4aa1d97e51ef3aca725"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7193883144be026a753a7c11f087fb2a594e468965b56a4cb9e8001fbdf4e67f · sha256:29f8b2619233ec76… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/7d3ae21783e5914c1761ac7d63f882d3d70800e9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7193883144be026a753a7c11f087fb2a594e468965b56a4cb9e8001fbdf4e67f · sha256:29f8b2619233ec76… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/a499f77c06050a28c897bdbd86cd2f0721ae0743"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7193883144be026a753a7c11f087fb2a594e468965b56a4cb9e8001fbdf4e67f · sha256:29f8b2619233ec76… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/a805fec35c201c59643ddcde713bce4051c8ee27"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7193883144be026a753a7c11f087fb2a594e468965b56a4cb9e8001fbdf4e67f · sha256:29f8b2619233ec76… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/e0288584baa5dc41df4a829a023c4c1b33fe53d7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7193883144be026a753a7c11f087fb2a594e468965b56a4cb9e8001fbdf4e67f · sha256:29f8b2619233ec76… · /containers/cna/references/4

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.

← Back to CVE Explorer