Out-of-bounds Read in Fedora Extra Packages For Enterprise Linux
CVE-2023-4135
A heap out-of-bounds memory read flaw was found in the virtual nvme device in QEMU. The QEMU process does not validate an offset provided by the guest before computing a host heap pointer, which is used for copying data back to the guest…
Vulnerability class: Buffer Overflow
EPSS: 0.000 (7.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/security/cve/CVE-2023-4135 (vdb-entry, x_refsource_REDHAT)
- RHBZ#2229101 (issue-tracking, x_refsource_REDHAT)
- security.netapp.com/advisory/ntap-20230915-0012/
- www.zerodayinitiative.com/advisories/ZDI-CAN-21521
Frequently asked questions
- What is CVE-2023-4135?
- CVE-2023-4135 is a medium-severity vulnerability in Fedora Extra Packages For Enterprise Linux, classified under Out-of-bounds Read. CVSS score: 6.0/10. Published 2023-08-04.
- How severe is CVE-2023-4135?
- Medium severity. CVSS v3 base score is 6.0 out of 10.
- Is CVE-2023-4135 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.