CVE-2026-102010: Use-After-Free Vulnerability in GCC Affects Red Hat Systems

• •CVE-2026-102010 affects GCC's libstdc++ library, leading to potential DoS.
• •Applications using the erase_if function are particularly at risk.
• •Red Hat recommends assessing and patching internet-reachable services.

A flaw in GCC has been identified, specifically affecting the erase_if function in libstdc++. This vulnerability allows an attacker to exploit a use-after-free condition, potentially leading to Denial of Service (DoS) through application crashes or memory corruption. The flaw impacts applications using the affected library, particularly those that are internet-reachable. The vulnerability has been assigned CVE-2026-102010 and was published on September 28, 2026. While the risk of active exploitation is not confirmed, the complexity of triggering the flaw may limit its immediate threat. Red Hat advises users to assess and remediate affected applications, especially those processing untrusted data. The vulnerability's CVSS score is pending further review, and users are encouraged to apply mitigations as they become available.