CVE-2023-1386
Low
Description
A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. When a local user in the guest writes an executable file with SUID or SGID, none of these privileged bits are correctly dropped. As a result, in rare circumstances, this flaw could be used by malicious users in the guest to elevate their privileges within the guest and help a host local user to elevate privileges on the host.
SeverityLow
CVSS3.3
Exploit probability—
Product
Qemu
PublishedJul 24, 2023
First seenJul 24, 2023
Weakness typeCWE-281CWE-281
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| qemu qemu | No range specified | — |
| fedoraproject fedora | 38 | — |
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