Vulnerability in Qemu
CVE-2022-26354
A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions <= 6.2.0.
EPSS: 0.004 (31.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.2 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L.
Affected products
- Qemu
- Debian Debian_linux — versions 9.0, 10.0
- N/a Qemu-kvm — versions Affected QEMU versions <= 6.2.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-26354?
- CVE-2022-26354 is a low-severity vulnerability in Qemu, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 3.2/10. Published 2022-03-16.
- How severe is CVE-2022-26354?
- Low severity. CVSS v3 base score is 3.2 out of 10.
- Is CVE-2022-26354 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.