CVE Explorer

CVE-2026-52931

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tp_meter: avoid use of uninit sender vars batadv_tp_recv_ack() and batadv_tp_stop() are only valid for tp_vars in the BATADV_TP_SENDER role. When called with a BATADV_TP_RECEIVER role, it proceeds to read sender-only members that were never initialized, leading to undefined behavior. This can be triggered when a node that is currently acting as a receiver in an ongoing tp_meter session receives a malicious ACK pac

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:fd64b056660185aa87b5f699dbd5643c595ef9840e7e84d26ba4cfff5ba89346

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/batman-adv/tp_meter.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0e388af04b3958b178a1b979527f93eb46ea1fee","status":"affected","version":"33a3bb4a3345bb511f9c69c913da95d4693e2a4e","versionType":"git"},{"lessThan":"1a21c055f66e78973712a4a1be2a554f1ee2e4f4","status":"affected","version":"33a3bb4a3345bb511f9c69c913da95d4693e2a4e","versionType":"git"},{"lessThan":"9884c9c02d3c90e9215db3c5128f59045d20ae91","status":"affected","version":"33a3bb4a3345bb511f9c…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["net/batman-adv/tp_meter.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.8"},{"lessThan":"4.8","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"},{"lessT…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/affected/1

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/affected/0

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/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:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/metrics/0/cvssV3_1

Source references

8 source assertions

{"url":"https://git.kernel.org/stable/c/0e388af04b3958b178a1b979527f93eb46ea1fee"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/references/0

{"url":"https://git.kernel.org/stable/c/1a21c055f66e78973712a4a1be2a554f1ee2e4f4"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/references/1

{"url":"https://git.kernel.org/stable/c/53f931e0146ae5bdab4cba302646827d06b3794b"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/references/3

{"url":"https://git.kernel.org/stable/c/6c65cf23d4c6170fcf5714c32aa64689718cb142"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/references/7

{"url":"https://git.kernel.org/stable/c/85397e48afe6be83ffca5ad3f4792296bfc81d3d"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/references/6

{"url":"https://git.kernel.org/stable/c/9884c9c02d3c90e9215db3c5128f59045d20ae91"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/dc2ae5fbd2dadc26735092f140b246841d969a11"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/references/5

{"url":"https://git.kernel.org/stable/c/ecdaa3e4d91040206afe21bc8a0d1198a0971ff3"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:d88180dac8627bce9f678877690c7324702ca2bb59450892f17af7d12c628af1 · sha256:544179ee233aea69… · /containers/cna/references/4

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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