Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-46086

In the Linux kernel, the following vulnerability has been resolved: net: bridge: use a stable FDB dst snapshot in RCU readers Local FDB entries can be rewritten in place by `fdb_delete_local()`, which updates `f->dst` to another port or to `NULL` while keeping the entry alive. Several bridge RCU readers inspect `f->dst`, including `br_fdb_fillbuf()` through the `brforward_read()` sysfs path. These readers currently load `f->dst` multiple times and can therefore observe inconsistent values acr
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2e236f82a7bc59efcd212536d4134c240d6436da6be1b9b4cf23e20f62812067
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/bridge/br_arp_nd_proxy.c","net/bridge/br_fdb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.14"},{"lessThan":"3.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.259","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.210","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","ver…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/bridge/br_arp_nd_proxy.c","net/bridge/br_fdb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c502fa9f094cb03d1d1685c71e2105ab359bc2b8","status":"affected","version":"960b589f86c74ce582922fcb996103271081f4de","versionType":"git"},{"lessThan":"a6ae4511c07b91f597e461406c6330f0d4ff810e","status":"affected","version":"960b589f86c74ce582922fcb996103271081f4de","versionType":"git"},{"lessThan":"1406c4e0ed1eaf8a29801ab1163d00fb7ee4359a","status":"affected","versi…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["net/bridge/br_arp_nd_proxy.c","net/bridge/br_fdb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.14"},{"lessThan":"3.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.259","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.210","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","ver…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/bridge/br_arp_nd_proxy.c","net/bridge/br_fdb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c502fa9f094cb03d1d1685c71e2105ab359bc2b8","status":"affected","version":"960b589f86c74ce582922fcb996103271081f4de","versionType":"git"},{"lessThan":"a6ae4511c07b91f597e461406c6330f0d4ff810e","status":"affected","version":"960b589f86c74ce582922fcb996103271081f4de","versionType":"git"},{"lessThan":"1406c4e0ed1eaf8a29801ab1163d00fb7ee4359a","status":"affected","versi…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/affected/0

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/0b9e4bbfb7c949151e3acd44ed4aa33614d2e110"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/1406c4e0ed1eaf8a29801ab1163d00fb7ee4359a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/5424e678f9b304e148cf5dcc047cffc7a56a3bb5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/81af4137a30c4c2dc694dea8cacb180bd66000ef"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/9a2d9d4e657b23dc21f24cf139e3aeff0b61341f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/a6ae4511c07b91f597e461406c6330f0d4ff810e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/c502fa9f094cb03d1d1685c71e2105ab359bc2b8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/df4601653201de21b487c3e7fffd464790cab808"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a00dd4c9108af155867dacf0c77d77bbb96b8091ed7566d78aa74ff5ffcced92 · sha256:125557634fc25b23… · /containers/cna/references/7

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.

← Back to CVE Explorer