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. Arbitrary heap memory relative to an allocated buffer can be disclosed.

• CWE-125
• CWE-125

• https://access.redhat.com/security/cve/CVE-2023-4135Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=2229101Issue Tracking, Patch, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20230915-0012/Third Party Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-CAN-21521Broken Link, Third Party Advisory, VDB Entry
• https://access.redhat.com/security/cve/CVE-2023-4135Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=2229101Issue Tracking, Patch, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20230915-0012/Third Party Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-CAN-21521Broken Link, Third Party Advisory, VDB Entry

Published

Aug 4, 2023

Last Modified

Jun 17, 2026

Status

Modified

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