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CVE-2026-64096

In the Linux kernel, the following vulnerability has been resolved: batman-adv: mcast: fix use-after-free in orig_node RCU release batadv_mcast_purge_orig() removes entries from RCU-protected hlists but does not wait for an RCU grace period before returning. Concurrent RCU readers may still accesses references to those entries at the point of removal. RCU-protected readers trying to operate on entries like orig->mcast_want_all_ipv6_node will then access already freed memory. Fix this by movin
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:af635edfe4709edac1ca165c1a01de292bd61c6cb7e44cffddd77d6b7cbe3fb1
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/batman-adv/originator.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.15"},{"lessThan":"3.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"l…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/batman-adv/originator.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ff3a4487ead475e27b43280b8ee3d8464fe280e1","status":"affected","version":"ab49886e3da73b6b35ece21006e191910427bb30","versionType":"git"},{"lessThan":"78a63fb2f7d5630d1c1f2859a20d4e4226863b41","status":"affected","version":"ab49886e3da73b6b35ece21006e191910427bb30","versionType":"git"},{"lessThan":"ced48f55bac73f0822eae90509e51b42b4f646c8","status":"affected","version":"ab49886e3da73b6b35…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["net/batman-adv/originator.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.15"},{"lessThan":"3.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"l…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/batman-adv/originator.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ff3a4487ead475e27b43280b8ee3d8464fe280e1","status":"affected","version":"ab49886e3da73b6b35ece21006e191910427bb30","versionType":"git"},{"lessThan":"78a63fb2f7d5630d1c1f2859a20d4e4226863b41","status":"affected","version":"ab49886e3da73b6b35ece21006e191910427bb30","versionType":"git"},{"lessThan":"ced48f55bac73f0822eae90509e51b42b4f646c8","status":"affected","version":"ab49886e3da73b6b35…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/metrics/0/cvssV3_1

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/20c2d6a20ca936f5aaa6dd40f73f262ac45c87cc"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/70bcb678561f0fb58f33270fc73f12f3be72b878"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/78a63fb2f7d5630d1c1f2859a20d4e4226863b41"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/8a3707653ab658e082ccd992e92594e01b09a3fc"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/aef897c9d2dd0d9339167fb82b62beff68d076cb"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/ced48f55bac73f0822eae90509e51b42b4f646c8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/edfb1e094104a50f931553dc82ac59246569fd32"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/ff3a4487ead475e27b43280b8ee3d8464fe280e1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9d6b605ca8644a22b3ee3509365db903e9fc4ef373883cfb6061f30f3a91aa6 · sha256:a19e57424c37d8b0… · /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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