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CVE-2026-23436

In the Linux kernel, the following vulnerability has been resolved: net: shaper: protect from late creation of hierarchy We look up a netdev during prep of Netlink ops (pre- callbacks) and take a ref to it. Then later in the body of the callback we take its lock or RCU which are the actual protections. The netdev may get unregistered in between the time we take the ref and the time we lock it. We may allocate the hierarchy after flush has already run, which would lead to a leak. Take the ins
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:b1a9429db0c2f48cebd47dd2525c35654858d089befb4f5980ca6cca017aaf81
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":["Documentation/netlink/specs/net_shaper.yaml","net/shaper/shaper.c","net/shaper/shaper_nl_gen.c","net/shaper/shaper_nl_gen.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.13"},{"lessThan":"6.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.20","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.10","versionType":"semver"},{"…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:3fa2b6bad035f7fc20a42ef80bd595fad157eb196aae0c591a524c1d614ffefe · sha256:e97c2670af2ac0b6… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["Documentation/netlink/specs/net_shaper.yaml","net/shaper/shaper.c","net/shaper/shaper_nl_gen.c","net/shaper/shaper_nl_gen.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"719f6784f918f9e32f3ff3b197f900e852223f9d","status":"affected","version":"93954b40f6a4fc43226c01a15b02732f884500f1","versionType":"git"},{"lessThan":"d22921727023e7852704965e935f4d1fc83a5ec9","status":"affected","version":"93954b40f6a4fc43226c01a15b02732f884500f1","versionType":"git"},{"lessTh…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:3fa2b6bad035f7fc20a42ef80bd595fad157eb196aae0c591a524c1d614ffefe · sha256:e97c2670af2ac0b6… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["Documentation/netlink/specs/net_shaper.yaml","net/shaper/shaper.c","net/shaper/shaper_nl_gen.c","net/shaper/shaper_nl_gen.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.13"},{"lessThan":"6.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.20","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.10","versionType":"semver"},{"…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:3fa2b6bad035f7fc20a42ef80bd595fad157eb196aae0c591a524c1d614ffefe · sha256:e97c2670af2ac0b6… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["Documentation/netlink/specs/net_shaper.yaml","net/shaper/shaper.c","net/shaper/shaper_nl_gen.c","net/shaper/shaper_nl_gen.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"719f6784f918f9e32f3ff3b197f900e852223f9d","status":"affected","version":"93954b40f6a4fc43226c01a15b02732f884500f1","versionType":"git"},{"lessThan":"d22921727023e7852704965e935f4d1fc83a5ec9","status":"affected","version":"93954b40f6a4fc43226c01a15b02732f884500f1","versionType":"git"},{"lessTh…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:3fa2b6bad035f7fc20a42ef80bd595fad157eb196aae0c591a524c1d614ffefe · sha256:e97c2670af2ac0b6… · /containers/cna/affected/0

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/719f6784f918f9e32f3ff3b197f900e852223f9d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3fa2b6bad035f7fc20a42ef80bd595fad157eb196aae0c591a524c1d614ffefe · sha256:e97c2670af2ac0b6… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/d22921727023e7852704965e935f4d1fc83a5ec9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3fa2b6bad035f7fc20a42ef80bd595fad157eb196aae0c591a524c1d614ffefe · sha256:e97c2670af2ac0b6… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/d75ec7e8ba1979a1eb0b9211d94d749cdce849c8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3fa2b6bad035f7fc20a42ef80bd595fad157eb196aae0c591a524c1d614ffefe · sha256:e97c2670af2ac0b6… · /containers/cna/references/2

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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