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CVE-2021-3416
Published: Mar 18, 2021
Modified: Aug 3, 2024
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
n/a | QEMU | affected versions up to and including 5.2.0 |
Weaknesses (CWE)
References
https://bugzilla.redhat.com/show_bug.cgi?id=1932827
x_refsource_MISC
https://www.openwall.com/lists/oss-security/2021/02/26/1
x_refsource_MISC
[debian-lts-announce] 20210410 [SECURITY] [DLA 2623-1] qemu security update
mailing-list
x_refsource_MLIST
https://security.netapp.com/advisory/ntap-20210507-0002/
x_refsource_CONFIRM
GLSA-202208-27
vendor-advisory
x_refsource_GENTOO
[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update
mailing-list
x_refsource_MLIST
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