GNU libopts __strstr_sse2 memory corruption
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- nipc-cxd (VulDB User)
References
- https://vuldb.com/?id.319242
- https://vuldb.com/?ctiid.319242
- https://vuldb.com/?submit.623632
- https://github.com/appneta/tcpreplay/issues/957
- https://github.com/appneta/tcpreplay/issues/957#issuecomment-3124774393
- https://drive.google.com/file/d/1yjKOHxvL_9xExy4QUb5x43dxci1x59ts/view?usp=sharing
- https://www.gnu.org/
