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Debian LTS Advisory DLA-3759-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/                          Adrian Bunk
March 11, 2024                                https://wiki.debian.org/LTS
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Package        : qemu
Version        : 1:3.1+dfsg-8+deb10u12
CVE ID         : CVE-2023-2861 CVE-2023-3354 CVE-2023-5088

Multiple vulnerabilities have been fixed in the machine emulator 
and virtualizer QEMU.

CVE-2023-2861

    9pfs did not prohibit opening special files on the host side

CVE-2023-3354

    remote unauthenticated clients could cause denial of service in VNC server

CVE-2023-5088

    IDE guest I/O operation addressed to an arbitrary disk offset might 
    get targeted to offset 0 instead

For Debian 10 buster, these problems have been fixed in version
1:3.1+dfsg-8+deb10u12.

We recommend that you upgrade your qemu packages.

For the detailed security status of qemu please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/qemu

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS