CVE-2026-8695
Description
radare2 6.1.5 contains a use-after-free vulnerability in the gdbr_threads_list() function that allows remote attackers to trigger memory corruption by sending a valid qfThreadInfo response followed by a malformed qsThreadInfo response. Attackers can exploit this vulnerability through GDB remote debugging to cause a denial of service or potentially achieve code execution by manipulating thread list processing.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| sid | Affected | — |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| radare | radare2 | {"endIncluding":"6.1.4"} | |
References
- https://github.com/radareorg/radare2/commit/c213ad6894a1eb9086ac8bf5fae35757e9e1683c
- https://github.com/radareorg/radare2/issues/25835
- https://github.com/radareorg/radare2/issues/25836
- https://www.vulncheck.com/advisories/radare2-use-after-free-via-gdbr-threads-list
- https://security-tracker.debian.org/tracker/CVE-2026-8695
CWEs
CWE-416
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.