CVE Explorer

CVE-2026-31408

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold sco_recv_frame() reads conn->sk under sco_conn_lock() but immediately releases the lock without holding a reference to the socket. A concurrent close() can free the socket between the lock release and the subsequent sk->sk_state access, resulting in a use-after-free. Other functions in the same file (sco_sock_timeout(), sco_conn_del()) correctly u

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a7dd5f9bc45a92dcc169157d50e8d2725b286651c91e43b05788477a20bfab46

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"affected","product":"Linux","programFiles":["net/bluetooth/sco.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.12"},{"lessThan":"2.6.12","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.168","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.131","versionType":"semver"},{"lessTha…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/bluetooth/sco.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d57384e27d1ebf0047e3f00a6e1181b8be9857a2","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"b0a7da0e3f7442545f071499beb36374714bb9de","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"45aaca995e4a7a05b272a58e7ab2fff4f611b8f1","status":"affected","version":"1da177e4c3f41524e886b7f1b8…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/affected/0

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/affected/1

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /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:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/metrics/0/cvssV3_1

Source references

7 source assertions

{"url":"https://git.kernel.org/stable/c/108b81514d8f2535eb16651495cefb2250528db3"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/references/3

{"url":"https://git.kernel.org/stable/c/45aaca995e4a7a05b272a58e7ab2fff4f611b8f1"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/598dbba9919c5e36c54fe1709b557d64120cb94b"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/references/6

{"url":"https://git.kernel.org/stable/c/7197462e90b8ce15caa1ae15d4bc2bb8cd21b11e"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/references/4

{"url":"https://git.kernel.org/stable/c/b0a7da0e3f7442545f071499beb36374714bb9de"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/references/1

{"url":"https://git.kernel.org/stable/c/d57384e27d1ebf0047e3f00a6e1181b8be9857a2"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/references/0

{"url":"https://git.kernel.org/stable/c/e76e8f0581ef555eacc11dbb095e602fb30a5361"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:39bc23e5db70b4f89c6ab673c7f9e9b7af4886397d9d0991dd8533d62ec556b8 · sha256:2ef756dd620b6bc7… · /containers/cna/references/5

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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