What’s Vulnerable › Vulnerabilities

CVE-2025-1176: GNU Binutils ld elflink.c _bfd_elf_gc_mark_rsec heap-based overflow

• Severity: medium (CVSS 5.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-02-11 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability was found in GNU Binutils 2.43 and classified as critical. This issue affects the function _bfd_elf_gc_mark_rsec of the file elflink.c of the component ld. The manipulation leads to heap-based buffer overflow. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The patch is named f9978defb6fab0bd8583942d97c112b0932ac814. It is recommended to apply a patch to fix this issue.

Affected products

• GNU Binutils: 2.43

References

• https://sourceware.org/bugzilla/attachment.cgi?id=15913
• https://sourceware.org/bugzilla/show_bug.cgi?id=32636
• https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=f9978defb6fab0bd8583942d97c112b0932ac814
• https://vuldb.com/?ctiid.295079
• https://vuldb.com/?id.295079
• https://vuldb.com/?submit.495329
• https://www.gnu.org/
• https://security.netapp.com/advisory/ntap-20250411-0007/

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