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CVE-2026-31517

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix skb_put() panic on non-linear skb during reassembly In iptfs_reassem_cont(), IP-TFS attempts to append data to the new inner packet 'newskb' that is being reassembled. First a zero-copy approach is tried if it succeeds then newskb becomes non-linear. When a subsequent fragment in the same datagram does not meet the fast-path conditions, a memory copy is performed. It calls skb_put() to append the data and as
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:e5e01a85ee75a6f5d1b5014683b697c3ca2b13deb34c8b02a86f59e970644142
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":["net/xfrm/xfrm_iptfs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.14"},{"lessThan":"6.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.21","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:06ac285a8d6c495363518704e5178c72e337aec97bbf11b451c94ec9a9d70d35 · sha256:ee0a89aa02305045… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/xfrm/xfrm_iptfs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"33a7b36268933c75bdc355e5531951e0ea9f1951","status":"affected","version":"5f2b6a9095743a6bf1f34c43c4fe78fa8bdf5ad7","versionType":"git"},{"lessThan":"7fdfe8f6efeb0e1200e22a903f2471539f54522b","status":"affected","version":"5f2b6a9095743a6bf1f34c43c4fe78fa8bdf5ad7","versionType":"git"},{"lessThan":"0b352f83cabfefdaafa806d6471f0eca117dc7d5","status":"affected","version":"5f2b6a9095743a6bf1f34c43…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:06ac285a8d6c495363518704e5178c72e337aec97bbf11b451c94ec9a9d70d35 · sha256:ee0a89aa02305045… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["net/xfrm/xfrm_iptfs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.14"},{"lessThan":"6.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.21","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:06ac285a8d6c495363518704e5178c72e337aec97bbf11b451c94ec9a9d70d35 · sha256:ee0a89aa02305045… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/xfrm/xfrm_iptfs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"33a7b36268933c75bdc355e5531951e0ea9f1951","status":"affected","version":"5f2b6a9095743a6bf1f34c43c4fe78fa8bdf5ad7","versionType":"git"},{"lessThan":"7fdfe8f6efeb0e1200e22a903f2471539f54522b","status":"affected","version":"5f2b6a9095743a6bf1f34c43c4fe78fa8bdf5ad7","versionType":"git"},{"lessThan":"0b352f83cabfefdaafa806d6471f0eca117dc7d5","status":"affected","version":"5f2b6a9095743a6bf1f34c43…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:06ac285a8d6c495363518704e5178c72e337aec97bbf11b451c94ec9a9d70d35 · sha256:ee0a89aa02305045… · /containers/cna/affected/0

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/0b352f83cabfefdaafa806d6471f0eca117dc7d5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:06ac285a8d6c495363518704e5178c72e337aec97bbf11b451c94ec9a9d70d35 · sha256:ee0a89aa02305045… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/33a7b36268933c75bdc355e5531951e0ea9f1951"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:06ac285a8d6c495363518704e5178c72e337aec97bbf11b451c94ec9a9d70d35 · sha256:ee0a89aa02305045… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/7fdfe8f6efeb0e1200e22a903f2471539f54522b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:06ac285a8d6c495363518704e5178c72e337aec97bbf11b451c94ec9a9d70d35 · sha256:ee0a89aa02305045… · /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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