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CVE-2021-20181
Published: May 13, 2021
Modified: Aug 3, 2024
PUBLISHED
Description
A race condition flaw was found in the 9pfs server implementation of QEMU up to and including 5.2.0. This flaw allows a malicious 9p client to cause a use-after-free error, potentially escalating their privileges on the system. The highest threat from this vulnerability is to confidentiality, integrity as well as system availability.
| Vendor | Product | Versions |
|---|---|---|
n/a | qemu | affected up to, including 5.2.0 |
Weaknesses (CWE)
References
https://www.zerodayinitiative.com/advisories/ZDI-21-159/
x_refsource_MISC
[debian-lts-announce] 20210218 [SECURITY] [DLA 2560-1] qemu security update
mailing-list
x_refsource_MLIST
https://bugzilla.redhat.com/show_bug.cgi?id=1927007
x_refsource_MISC
https://security.netapp.com/advisory/ntap-20210720-0009/
x_refsource_CONFIRM
[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update
mailing-list
x_refsource_MLIST
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