CVE Explorer
CVE-2026-10685
The Zephyr Bluetooth GATT client CCC-write response handler gatt_write_ccc_rsp() in subsys/bluetooth/host/gatt.c invoked the application's params->subscribe() callback after it had already called params->notify(conn, params, NULL, 0).
Per the public GATT API, a notify callback with NULL data is the documented signal that the subscription has terminated and the bt_gatt_subscribe_params struct may be freed or reused by the application; calling subscribe() on the struct afterwards is a use-after-f
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"collectionURL":"https://github.com/zephyrproject-rtos/zephyr","defaultStatus":"unaffected","packageName":"zephyr","product":"zephyr","programFiles":["subsys/bluetooth/host/gatt.c"],"vendor":"zephyrproject","versions":[{"lessThan":"4.5.0","status":"affected","version":"2.4.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:83c5a67a8de642375c3c712eace2b93513faaab49935d8eb159c549f49f3f885 · sha256:94dc8ca2373e6f3b… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"baseScore":7.6,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:83c5a67a8de642375c3c712eace2b93513faaab49935d8eb159c549f49f3f885 · sha256:94dc8ca2373e6f3b… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-416","description":"use-after-free","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:83c5a67a8de642375c3c712eace2b93513faaab49935d8eb159c549f49f3f885 · sha256:94dc8ca2373e6f3b… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"name":"Fix commit","tags":["patch"],"url":"https://github.com/zephyrproject-rtos/zephyr/commit/c7292f20223637232b6f962141725611a38f6a52"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:83c5a67a8de642375c3c712eace2b93513faaab49935d8eb159c549f49f3f885 · sha256:94dc8ca2373e6f3b… · /containers/cna/references/0
{"name":"GHSA-29xh-jm2m-4qvx","url":"https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-29xh-jm2m-4qvx"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:83c5a67a8de642375c3c712eace2b93513faaab49935d8eb159c549f49f3f885 · sha256:94dc8ca2373e6f3b… · /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.