CVE-2023-39129: gnu gdb Use After Free
CVSS: 5.5v3.1MediumModified
AliasesUBUNTU-CVE-2023-39129DEBIAN-CVE-2023-39129
Published 25-07-2023Last modified 24-10-2024
Vulnerability summary
CVE-2023-39129 is a medium (CVSS 5.5) Use After Free vulnerability in gnu gdb. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 16.4% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
0.26%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 2 · Related 1Timeline
- 25-07-2023PublishedVulnerability first disclosed.
- 24-10-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 3 sources · 1 versionMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.26%
Chance of exploitation in the next 30 days
Percentile
16%
Versus all other CVEs
30-day change
0.00 pp
From 0.26% on 18-09-2026
18-09-202618-10-2026
EPSS score0.26%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian1 product
- gdbAll versions (No fix recorded)
Gnu1 product
- gdb13.0.50.20220805-git
Ubuntu1 product
- gdb< 7.11.1-0ubuntu1~16.5+esm1 | < 8.1.1-0ubuntu1+esm1 | < 9.2-0ubuntu1~20.04.2 | < 12.1-0ubuntu1~22.04.2
3 vendors · 3 products
