CVE-2016-5340
Description
The is_ashmem_file function in drivers/staging/android/ashmem.c in a certain Qualcomm Innovation Center (QuIC) Android patch for the Linux kernel 3.x mishandles pointer validation within the KGSL Linux Graphics Module, which allows attackers to bypass intended access restrictions by using the /ashmem string as the dentry name.
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
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 0 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 0 |
| debian | sid | fixed | 0 |
| debian | trixie | fixed | 0 |
| linux-kernel | affected | |
References
- http://source.android.com/security/bulletin/2016-10-01.html
- http://www.securityfocus.com/bid/92374
- http://www.securitytracker.com/id/1036763
- https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=06e51489061e5473b4e2035c79dcf7c27a6f75a6
- https://www.codeaurora.org/invalid-path-check-ashmem-memory-file-cve-2016-5340
- https://security-tracker.debian.org/tracker/CVE-2016-5340
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.