Buffer overflow in GNU Gdb

CVE-2023-39128

GNU gdb (GDB) 13.0.50.20220805-git was discovered to contain a stack overflow via the function ada_decode at /gdb/ada-lang.c.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (21.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 21.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-39128: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • GNU Gdb — versions 13.0.50.20220805-git

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-39128?
CVE-2023-39128 is a medium-severity vulnerability in GNU Gdb, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2023-07-25.
How severe is CVE-2023-39128?
Medium severity. CVSS v3 base score is 5.5 out of 10.