Buffer overflow in Gnupg
CVE-2022-3219
GnuPG can be made to spin on a relatively small input by (for example) crafting a public key with thousands of signatures attached, compressed down to just a few KB.
Vulnerability class: Buffer Overflow
EPSS: 0.003 (21.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Gnupg
- N/a Gnupg — versions gnupg2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Patch)
- secalert@redhat.com (Patch, Mailing List)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Patch)
- secalert@redhat.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-3219?
- CVE-2022-3219 is a low-severity vulnerability in Gnupg, classified under Out-of-bounds Write. CVSS score: 3.3/10. Published 2023-02-23.
- How severe is CVE-2022-3219?
- Low severity. CVSS v3 base score is 3.3 out of 10.
- Is CVE-2022-3219 known to be exploited?
- 20 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.