Alerts This Week
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Alerts This Week
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Debian 11: DLA-4144-1 critical: qemu denial of service and info leak

debian lts
Calendar Grey April 30, 2025
Dist Debian Esm H88
Severe vulnerabilities found in QEMU pose risks of service disruption and data exposure. Prompt update advised.
Multiple security issues were discovered in QEMU, a fast processor emulator, which could result in denial of service or information leak
Topics%20covered

Topics Covered

security advisory denial of service information leak buffer overflow Debian qemu

Summary

CVE-2023-1544

Potential out-of-bounds read and crash via VMWare's paravirtual RDMA device.

CVE-2023-3019

Use-after-free error in the e1000e NIC emulation.

CVE-2023-5088

IDE guest I/O operation addressed to an arbitrary disk offset may
potentially allow to overwrite the VM's boot code.

CVE-2023-6693

Stack based buffer overflow in the virtio-net device emulation that may be
exploited to cause information leak.

CVE-2024-3447

Heap-based buffer overflow in SDHCI device emulation.

For Debian 11 bullseye, these problems have been fixed in version
1:5.2+dfsg-11+deb11u4.

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


Severity
critical
Lowest
Low
Medium
High
Critical

Package: qemu
Version: 1:5.2+dfsg-11+deb11u4
CVE ID: CVE-2023-1544 CVE-2023-3019 CVE-2023-5088 CVE-2023-6693
Debian Bug: 1034179 1041102 1068821

Topics%20covered

Topics Covered

security advisory denial of service information leak buffer overflow Debian qemu

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