CVE-2015-1420
Description
Race condition in the handle_to_path function in fs/fhandle.c in the Linux kernel through 3.19.1 allows local users to bypass intended size restrictions and trigger read operations on additional memory locations by changing the handle_bytes value of a file handle during the execution of this function.
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 | 3.16.7-ckt7-1 |
| debian | bullseye | fixed | 3.16.7-ckt7-1 |
| debian | forky | fixed | 3.16.7-ckt7-1 |
| debian | sid | fixed | 3.16.7-ckt7-1 |
| debian | trixie | fixed | 3.16.7-ckt7-1 |
| debian | 7.0 | affected | |
| linux-kernel | affected | |
References
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00011.html
- http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00021.html
- http://marc.info/?l=linux-kernel&m=142247707318982&w=2
- http://www.debian.org/security/2015/dsa-3170
- http://www.openwall.com/lists/oss-security/2015/01/29/12
- http://www.securityfocus.com/bid/72357
- http://www.ubuntu.com/usn/USN-2660-1
- http://www.ubuntu.com/usn/USN-2661-1
- http://www.ubuntu.com/usn/USN-2665-1
- http://www.ubuntu.com/usn/USN-2667-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1187534
- https://security-tracker.debian.org/tracker/CVE-2015-1420
CWEs
CWE-362
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.