CVE-2014-4715
Description
Yann Collet LZ4 before r119, when used on certain 32-bit platforms that allocate memory beyond 0x80000000, does not properly detect integer overflows, which allows context-dependent attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted Literal Run, a different vulnerability than CVE-2014-4611.
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 | 0.0~r119-1 |
| debian | bullseye | fixed | 0.0~r119-1 |
| debian | forky | fixed | 0.0~r119-1 |
| debian | sid | fixed | 0.0~r119-1 |
| debian | trixie | fixed | 0.0~r119-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| yann_collet | lz4 | {"endIncluding":"r118"} | |
References
- http://blog.securitymouse.com/2014/07/i-was-wrong-proving-lz4-exploitable.html
- http://fastcompression.blogspot.fr/2014/07/software-vulnerabilities-how-it-works.html
- http://secunia.com/advisories/59770
- https://code.google.com/p/lz4/issues/detail?id=134
- https://code.google.com/p/lz4/source/detail?r=119
- https://security-tracker.debian.org/tracker/CVE-2014-4715
CWEs
CWE-189
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.