Description
A vulnerability, which was classified as problematic, was found in GNU libopts up to 27.6. Affected is the function __strstr_sse2. The manipulation leads to memory corruption. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. This issue was initially reported to the tcpreplay project, but the code maintainer explains, that this "bug appears to be in libopts which is an external library." This vulnerability only affects products that are no longer supported by the maintainer.
Metrics
CVSS 3.1 5.5/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| GNU | libopts | 27.0; 27.1; 27.2; 27.3; 27.4; 27.5; 27.6 |
References
- https://drive.google.com/file/d/1yjKOHxvL_9xExy4QUb5x43dxci1x59ts/view?usp=sharingExploit
- https://github.com/appneta/tcpreplay/issues/957Exploit, Issue Tracking, Vendor Advisory
- https://github.com/appneta/tcpreplay/issues/957#issuecomment-3124774393Exploit, Issue Tracking, Vendor Advisory
- https://vuldb.com/?ctiid.319242Permissions Required, VDB Entry
- https://vuldb.com/?id.319242Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.623632Exploit, Third Party Advisory, VDB Entry
- https://www.gnu.org/Product
- https://github.com/appneta/tcpreplay/issues/957Exploit, Issue Tracking, Vendor Advisory
Timeline
- Published
- Aug 9, 2025
- Last modified
- Jun 17, 2026
- NVD status
- Analyzed