What’s Vulnerable › Vulnerabilities

CVE-2025-5244: GNU Binutils ld elflink.c elf_gc_sweep memory corruption

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-05-27 · updated 2026-10-15
• Weakness: CWE-119

Description

A vulnerability was found in GNU Binutils up to 2.44. It has been rated as critical. Affected by this issue is the function elf_gc_sweep of the file bfd/elflink.c of the component ld. The manipulation leads to memory corruption. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. Upgrading to version 2.45 is able to address this issue. It is recommended to upgrade the affected component.

Affected products

• GNU Binutils: before 2.45 — fixed in 2.45

How to fix

Upgrade to a fixed version: GNU Binutils 2.45. Check the vendor advisory for mitigations.

References

• https://sourceware.org/bugzilla/attachment.cgi?id=16010
• https://sourceware.org/bugzilla/show_bug.cgi?id=32858
• https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=d1458933830456e54223d9fc61f0d9b3a19256f5
• https://vuldb.com/?ctiid.310346
• https://vuldb.com/?id.310346
• https://vuldb.com/?submit.584634
• https://www.gnu.org/
• https://cert-portal.siemens.com/productcert/html/ssa-082556.html
• https://cert-portal.siemens.com/productcert/html/ssa-265688.html

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