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CVE-2026-45918

In the Linux kernel, the following vulnerability has been resolved: ovpn: tcp - don't deref NULL sk_socket member after tcp_close() When deleting a peer in case of keepalive expiration, the peer is removed from the OpenVPN hashtable and is temporary inserted in a "release list" for further processing. This happens in: ovpn_peer_keepalive_work() unlock_ovpn(release_list) This processing includes detaching from the socket being used to talk to this peer, by restoring its original proto and s
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:63a208db419bb07e61537f5aa466a1ac52a05deb919ff1dbc068a89f4188615c
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":["drivers/net/ovpn/tcp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"f998b2c4bec487063a586695159f9a1856e81c56","status":"affected","version":"11851cbd60ea1e5abbd97619d69845ead99303d6","versionType":"git"},{"lessThan":"b9142cf4e066c825ec68752a7dcaceda700bbe26","status":"affected","version":"11851cbd60ea1e5abbd97619d69845ead99303d6","versionType":"git"},{"lessThan":"94560267d6c41b1ff3fafbab726e3f8a55a6af34","status":"affected","version":"11851cbd60ea1e5abbd9761…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:14ddef7a1296e2758ca59fb930b14f719310d6c5998b75a2f8af687ff958cfeb · sha256:3dda0795130b585b… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ovpn/tcp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.14","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:14ddef7a1296e2758ca59fb930b14f719310d6c5998b75a2f8af687ff958cfeb · sha256:3dda0795130b585b… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ovpn/tcp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"f998b2c4bec487063a586695159f9a1856e81c56","status":"affected","version":"11851cbd60ea1e5abbd97619d69845ead99303d6","versionType":"git"},{"lessThan":"b9142cf4e066c825ec68752a7dcaceda700bbe26","status":"affected","version":"11851cbd60ea1e5abbd97619d69845ead99303d6","versionType":"git"},{"lessThan":"94560267d6c41b1ff3fafbab726e3f8a55a6af34","status":"affected","version":"11851cbd60ea1e5abbd9761…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:14ddef7a1296e2758ca59fb930b14f719310d6c5998b75a2f8af687ff958cfeb · sha256:3dda0795130b585b… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ovpn/tcp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.14","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:14ddef7a1296e2758ca59fb930b14f719310d6c5998b75a2f8af687ff958cfeb · sha256:3dda0795130b585b… · /containers/cna/affected/1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/94560267d6c41b1ff3fafbab726e3f8a55a6af34"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:14ddef7a1296e2758ca59fb930b14f719310d6c5998b75a2f8af687ff958cfeb · sha256:3dda0795130b585b… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/b9142cf4e066c825ec68752a7dcaceda700bbe26"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:14ddef7a1296e2758ca59fb930b14f719310d6c5998b75a2f8af687ff958cfeb · sha256:3dda0795130b585b… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/f998b2c4bec487063a586695159f9a1856e81c56"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:14ddef7a1296e2758ca59fb930b14f719310d6c5998b75a2f8af687ff958cfeb · sha256:3dda0795130b585b… · /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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