CVE-2023-39129

Publication date 25 July 2023

Last updated 26 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

GNU gdb (GDB) 13.0.50.20220805-git was discovered to contain a heap use after free via the function add_pe_exported_sym() at /gdb/coff-pe-read.c.

Why is this CVE low priority?

Crash in a command line tool, negligible security impact

Learn more about Ubuntu priority

Status

Show unmaintained releases

Package	Ubuntu Release	Status
gdb	24.04 LTS noble	Not affected
	23.10 mantic	Not affected
	23.04 lunar	Ignored end of life, was needed
	22.04 LTS jammy	Fixed 12.1-0ubuntu1~22.04.2
	20.04 LTS focal	Fixed 9.2-0ubuntu1~20.04.2
	18.04 LTS bionic	Fixed 8.1.1-0ubuntu1+esm1
	16.04 LTS xenial	Fixed 7.11.1-0ubuntu1~16.5+esm1
	14.04 LTS trusty	Ignored end of standard support

Get expanded security coverage with Ubuntu Pro

Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.

Get Ubuntu Pro 30-day free trial

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
gdb	Upstream: https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=58abdf887821a5da09ba184c6e400a3bc5cccd5a Upstream: https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=91df9a6f810bca02883dae9275715b4960ea02f0 Upstream: https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=a6ce491c3d926650407927a338d9678ca983bee4

Severity score breakdown

Parameter	Value
Base score	5.5 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Other references

https://www.cve.org/CVERecord?id=CVE-2023-39129