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CVE-2026-64357

In the Linux kernel, the following vulnerability has been resolved: xfs: fix exchmaps reservation limit check xfs_exchmaps_estimate_overhead() adds the bmbt and rmapbt overhead to a local resblks variable, but the final UINT_MAX check still tests req->resblks. That is the reservation value from before the overhead was added. The computed value is stored back in req->resblks and later passed to xfs_trans_alloc(), whose block reservation argument is unsigned int. Check the computed reservatio
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:58b03d8616129e7bb4d731795b6b5ba91aa3a8155e6a6f87fda0d9132fc350f1
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/xfs/libxfs/xfs_exchmaps.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.10"},{"lessThan":"6.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.4","versionType":"semver"},{"less…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a068467665369ea86727b0042f4fbab74c4bca9b686b573fcc98ce2d6ec72bd8 · sha256:9be2485e29cf531a… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/xfs/libxfs/xfs_exchmaps.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c597c8580d50127fc1221b5a5b653a94d49e23e3","status":"affected","version":"966ceafc7a437105ecfe1cadb3747b2965a260ca","versionType":"git"},{"lessThan":"a62ef2d13d6e7270dd5e88c6082bf2d0edcd5112","status":"affected","version":"966ceafc7a437105ecfe1cadb3747b2965a260ca","versionType":"git"},{"lessThan":"4707344b0d36d1012c8a1716e20167cd3afdd5f1","status":"affected","version":"966ceafc7a437105e…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a068467665369ea86727b0042f4fbab74c4bca9b686b573fcc98ce2d6ec72bd8 · sha256:9be2485e29cf531a… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/xfs/libxfs/xfs_exchmaps.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.10"},{"lessThan":"6.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.4","versionType":"semver"},{"less…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a068467665369ea86727b0042f4fbab74c4bca9b686b573fcc98ce2d6ec72bd8 · sha256:9be2485e29cf531a… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/xfs/libxfs/xfs_exchmaps.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c597c8580d50127fc1221b5a5b653a94d49e23e3","status":"affected","version":"966ceafc7a437105ecfe1cadb3747b2965a260ca","versionType":"git"},{"lessThan":"a62ef2d13d6e7270dd5e88c6082bf2d0edcd5112","status":"affected","version":"966ceafc7a437105ecfe1cadb3747b2965a260ca","versionType":"git"},{"lessThan":"4707344b0d36d1012c8a1716e20167cd3afdd5f1","status":"affected","version":"966ceafc7a437105e…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a068467665369ea86727b0042f4fbab74c4bca9b686b573fcc98ce2d6ec72bd8 · sha256:9be2485e29cf531a… · /containers/cna/affected/0

Source references

4 source assertions
{"url":"https://git.kernel.org/stable/c/0a5213bbff62b51c7d4999ac8c7e11ea57d00d45"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a068467665369ea86727b0042f4fbab74c4bca9b686b573fcc98ce2d6ec72bd8 · sha256:9be2485e29cf531a… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/4707344b0d36d1012c8a1716e20167cd3afdd5f1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a068467665369ea86727b0042f4fbab74c4bca9b686b573fcc98ce2d6ec72bd8 · sha256:9be2485e29cf531a… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/a62ef2d13d6e7270dd5e88c6082bf2d0edcd5112"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a068467665369ea86727b0042f4fbab74c4bca9b686b573fcc98ce2d6ec72bd8 · sha256:9be2485e29cf531a… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/c597c8580d50127fc1221b5a5b653a94d49e23e3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a068467665369ea86727b0042f4fbab74c4bca9b686b573fcc98ce2d6ec72bd8 · sha256:9be2485e29cf531a… · /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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