Use After Free in Podman Project
CVE-2022-2738
The version of podman as released for Red Hat Enterprise Linux 7 Extras via RHSA-2022:2190 advisory included an incorrect version of podman missing the fix for CVE-2020-8945, which was previously fixed via RHSA-2020:2117. This issue could possibly be used to crash or cause potential code execution in Go applications that use the Go GPGME wrapper library, under certain conditions, during GPG signature verification.
Vulnerability class: Use-After-Free
EPSS: 0.009 (58.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Podman_project Podman — versions 1.6.4-32.el7_9
- Redhat Enterprise_linux_server — versions 7.0
- Redhat Enterprise_linux_workstation — versions 7.0
- N/a Podman — versions podman 1.6.4-32.el7_9
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_MISC, Issue Tracking, Vendor Advisory)
- secalert@redhat.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-2738?
- CVE-2022-2738 is a high-severity vulnerability in Podman Project, classified under Use After Free. CVSS score: 7.5/10. Published 2022-09-01.
- How severe is CVE-2022-2738?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-2738 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.