GCC v12.0 was discovered to contain an uncontrolled recursion via the component libiberty/rust-demangle.c. This vulnerability allows attackers to cause a Denial of Service (DoS) by consuming excessive CPU and memory resources.
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103841 Exploit, Issue Tracking, Vendor Advisory
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103841 Exploit, Issue Tracking, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 5.5 · gnuNVD modified 2026-10-14 13:17
Affected (CPE criteria) 1
cpe:2.3:a:gnu:gcc:12.0:*:*:*:*:*:*:*
References 3
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103841 Exploit, Issue Tracking, Vendor Advisory
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103841 Exploit, Issue Tracking, Vendor Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html