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CVE-2026-53276

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix a use-after-free of the hci_conn pointer In iso_sock_rebind_bc(), the bis pointer is cached, then the socket lock is dropped: bis = iso_pi(sk)->conn->hcon; /* Release the socket before lookups since that requires hci_dev_lock * which shall not be acquired while holding sock_lock for proper * ordering. */ release_sock(sk); hci_dev_lock(bis->hdev); During the unlocked window, could a concurrent clo
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:8fae32ca196193ea998395ed8102c1404946221ff0349d25874ca444ca77d1ed
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/bluetooth/iso.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.19"},{"lessThan":"6.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b77f3cd79d77710e41fc06183a0297b56269453cdaf8d391678f43e2c935cce6 · sha256:1e985e2d300e6a0f… · /containers/cna/affected/1

{"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":"d324b8aa20bd3c3394e3647dc22491d88f3f4e7a","status":"affected","version":"d3413703d5f8b7d1e6f514f9440ed5da1bc30796","versionType":"git"},{"lessThan":"f50331f2a1441ec49988832c3a95f2edacc47322","status":"affected","version":"d3413703d5f8b7d1e6f514f9440ed5da1bc30796","versionType":"git"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b77f3cd79d77710e41fc06183a0297b56269453cdaf8d391678f43e2c935cce6 · sha256:1e985e2d300e6a0f… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"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":"6.19"},{"lessThan":"6.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b77f3cd79d77710e41fc06183a0297b56269453cdaf8d391678f43e2c935cce6 · sha256:1e985e2d300e6a0f… · /containers/cna/affected/1
{"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":"d324b8aa20bd3c3394e3647dc22491d88f3f4e7a","status":"affected","version":"d3413703d5f8b7d1e6f514f9440ed5da1bc30796","versionType":"git"},{"lessThan":"f50331f2a1441ec49988832c3a95f2edacc47322","status":"affected","version":"d3413703d5f8b7d1e6f514f9440ed5da1bc30796","versionType":"git"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b77f3cd79d77710e41fc06183a0297b56269453cdaf8d391678f43e2c935cce6 · sha256:1e985e2d300e6a0f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/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:b77f3cd79d77710e41fc06183a0297b56269453cdaf8d391678f43e2c935cce6 · sha256:1e985e2d300e6a0f… · /containers/cna/metrics/0/cvssV3_1

Source references

2 source assertions
{"url":"https://git.kernel.org/stable/c/d324b8aa20bd3c3394e3647dc22491d88f3f4e7a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b77f3cd79d77710e41fc06183a0297b56269453cdaf8d391678f43e2c935cce6 · sha256:1e985e2d300e6a0f… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/f50331f2a1441ec49988832c3a95f2edacc47322"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b77f3cd79d77710e41fc06183a0297b56269453cdaf8d391678f43e2c935cce6 · sha256:1e985e2d300e6a0f… · /containers/cna/references/1

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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