CVE Explorer

CVE-2026-64404

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: avoid NULL deref of conn in iso_conn_big_sync() iso_conn_big_sync() drops the socket lock to call hci_get_route() and then re-acquires it, but dereferences iso_pi(sk)->conn->hcon afterwards without re-checking that conn is still valid. While the lock is dropped, the connection can be torn down under the same socket lock: iso_disconn_cfm() -> iso_conn_del() -> iso_chan_del() sets iso_pi(sk)->conn to NULL (and t

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ac9d07e797882e26643c83eaa353d6576d2a73045ac79bf1a1c011f5944d2b27

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/bluetooth/iso.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"b3e647a4aa4d2d054f86a783f5c426035e1dc237","status":"affected","version":"cbe640d6cae590b9a7d81ce86fe9a90e83eec1d5","versionType":"git"},{"lessThan":"b84eeb7636d6962dd882d5e0b31475e4f404313c","status":"affected","version":"7a17308c17880d259105f6e591eb1bc77b9612f0","versionType":"git"},{"lessThan":"01afd198c2c286cd3b81f44d4e33a2e638711550","status":"affected","version":"7a17308c17880d259105f6e591…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:14acba70e416eb55cd87861a9a1045fd313a420b17ba05e0f9415c5065a74234 · sha256:753cbc5b242d94a5… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["net/bluetooth/iso.c"],"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":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.4","versionType":"semver"},{"lessThanOrEqu…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:14acba70e416eb55cd87861a9a1045fd313a420b17ba05e0f9415c5065a74234 · sha256:753cbc5b242d94a5… · /containers/cna/affected/1

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:14acba70e416eb55cd87861a9a1045fd313a420b17ba05e0f9415c5065a74234 · sha256:753cbc5b242d94a5… · /containers/cna/affected/0

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:14acba70e416eb55cd87861a9a1045fd313a420b17ba05e0f9415c5065a74234 · sha256:753cbc5b242d94a5… · /containers/cna/affected/1

Source references

4 source assertions

{"url":"https://git.kernel.org/stable/c/01afd198c2c286cd3b81f44d4e33a2e638711550"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:14acba70e416eb55cd87861a9a1045fd313a420b17ba05e0f9415c5065a74234 · sha256:753cbc5b242d94a5… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/b3e647a4aa4d2d054f86a783f5c426035e1dc237"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:14acba70e416eb55cd87861a9a1045fd313a420b17ba05e0f9415c5065a74234 · sha256:753cbc5b242d94a5… · /containers/cna/references/0

{"url":"https://git.kernel.org/stable/c/b84eeb7636d6962dd882d5e0b31475e4f404313c"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:14acba70e416eb55cd87861a9a1045fd313a420b17ba05e0f9415c5065a74234 · sha256:753cbc5b242d94a5… · /containers/cna/references/1

{"url":"https://git.kernel.org/stable/c/d5541eb148da72d5e0a1bca8ecd171f9fc8b366f"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:14acba70e416eb55cd87861a9a1045fd313a420b17ba05e0f9415c5065a74234 · sha256:753cbc5b242d94a5… · /containers/cna/references/3

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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