CVE-2021-3416
- State
- Published
- Severity
- Not scored
- Published
- Mar 18, 2021
- Updated
- Aug 3, 2024
- Reserved
- Feb 25, 2021
Description
A potential stack overflow via infinite loop issue was found in various NIC emulators of QEMU in versions up to and including 5.2.0. The issue occurs in loopback mode of a NIC wherein reentrant DMA checks get bypassed. A guest user/process may use this flaw to consume CPU cycles or crash the QEMU process on the host resulting in DoS scenario.
Scores
The record has no CVSS score.
Weaknesses
Affected Products
| Product | Versions |
|---|---|
QEMUn/a |
|
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1932827
- https://www.openwall.com/lists/oss-security/2021/02/26/1
- [debian-lts-announce] 20210410 [SECURITY] [DLA 2623-1] qemu security updatemailing-list
- https://security.netapp.com/advisory/ntap-20210507-0002/
- GLSA-202208-27vendor-advisory
- [debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security updatemailing-list
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