CVE-2025-8746

low-risk
Published 2025-08-09

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.

Do I need to act?

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0.03% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.3/10 Low
LOCAL / LOW complexity

Affected Products (1)

Libopts

Affected Vendors

Gnu

References (8)

Exploit https://drive.google.com/file/d/1yjKOHxvL_9xExy4QUb5x43dxci1x59ts/view?usp=shari...
Exploit https://github.com/appneta/tcpreplay/issues/957
Exploit https://github.com/appneta/tcpreplay/issues/957#issuecomment-3124774393
Permissions Required https://vuldb.com/?ctiid.319242
Third Party Advisory https://vuldb.com/?id.319242
Exploit https://vuldb.com/?submit.623632
Product https://www.gnu.org/
Exploit https://github.com/appneta/tcpreplay/issues/957
18
/ 100
low-risk
Severity 13/34 · Low
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal