libiberty/rust-demangle.c in GNU GCC 11.2 allows stack consumption in demangle_const, as demonstrated by nm-new.
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039 Exploit, Issue Tracking, Vendor Advisory
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039 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 · gnu, fedoraprojectNVD modified 2026-10-14 17:17
Affected (CPE criteria) 2
cpe:2.3:a:gnu:gcc:11.2:*:*:*:*:*:*:*cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
References 7
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039 Exploit, Issue Tracking, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H424YXGW7OKXS2NCAP35OP6Y4P4AW6VG/
- https://sourceware.org/bugzilla/show_bug.cgi?id=28995 Exploit, Issue Tracking, Third Party Advisory
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039 Exploit, Issue Tracking, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H424YXGW7OKXS2NCAP35OP6Y4P4AW6VG/
- https://sourceware.org/bugzilla/show_bug.cgi?id=28995 Exploit, Issue Tracking, Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html