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CVE-2026-43216

In the Linux kernel, the following vulnerability has been resolved: net: Drop the lock in skb_may_tx_timestamp() skb_may_tx_timestamp() may acquire sock::sk_callback_lock. The lock must not be taken in IRQ context, only softirq is okay. A few drivers receive the timestamp via a dedicated interrupt and complete the TX timestamp from that handler. This will lead to a deadlock if the lock is already write-locked on the same CPU. Taking the lock can be avoided. The socket (pointed by the skb) wil
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:12d140e193e22b482a64aadbf0fec0cca91ad988ad066b89c6807ccc1d82b4ed
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":["include/net/sock.h","net/core/skbuff.c","net/socket.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.0"},{"lessThan":"4.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.261","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.212","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","ve…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["include/net/sock.h","net/core/skbuff.c","net/socket.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"4839cbda8f13e99ce2bb3b593f5cc3288415684b","status":"affected","version":"b245be1f4db1a0394e4b6eb66059814b46670ac3","versionType":"git"},{"lessThan":"3709d73ace37e9aaebb688f5a5cf706d74350b64","status":"affected","version":"b245be1f4db1a0394e4b6eb66059814b46670ac3","versionType":"git"},{"lessThan":"cf7599116c4c0082fd25cb1bf0254631da0ed06e","status":"affected","ve…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["include/net/sock.h","net/core/skbuff.c","net/socket.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.0"},{"lessThan":"4.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.261","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.212","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","ve…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["include/net/sock.h","net/core/skbuff.c","net/socket.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"4839cbda8f13e99ce2bb3b593f5cc3288415684b","status":"affected","version":"b245be1f4db1a0394e4b6eb66059814b46670ac3","versionType":"git"},{"lessThan":"3709d73ace37e9aaebb688f5a5cf706d74350b64","status":"affected","version":"b245be1f4db1a0394e4b6eb66059814b46670ac3","versionType":"git"},{"lessThan":"cf7599116c4c0082fd25cb1bf0254631da0ed06e","status":"affected","ve…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/affected/0

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/3709d73ace37e9aaebb688f5a5cf706d74350b64"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/4839cbda8f13e99ce2bb3b593f5cc3288415684b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/983512f3a87fd8dc4c94dfa6b596b6e57df5aad7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/c770217044d9cbe16a1f7c385cf080ed06a2fc04"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/cd2463ec60f0d6e460078037c86f9d0947ee1ff6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/cf7599116c4c0082fd25cb1bf0254631da0ed06e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/e4c6efb3b70ff87f1df99efce2f8893717695718"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/f3e4cceafad27c9363c33622732f86722846ec6f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:84abed3278a904d4e6f4064f63e8a8e50d87c90564a3dcf522cc5b496c915f90 · sha256:16009ec14ca75df0… · /containers/cna/references/5

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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