qemu: CVE-2024-26327 CVE-2024-26328

Related Vulnerabilities: CVE-2024-26327   CVE-2024-26328  

Debian Bug report logs - #1068819
qemu: CVE-2024-26327 CVE-2024-26328

Reported by: Moritz Mühlenhoff <jmm@inutil.org>

Date: Thu, 11 Apr 2024 15:45:05 UTC

Severity: important

Tags: security, upstream

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Report forwarded to debian-bugs-dist@lists.debian.org, team@security.debian.org, Debian QEMU Team <pkg-qemu-devel@lists.alioth.debian.org>:
Bug#1068819; Package src:qemu. (Thu, 11 Apr 2024 15:45:06 GMT) (full text, mbox, link).


Acknowledgement sent to Moritz Mühlenhoff <jmm@inutil.org>:
New Bug report received and forwarded. Copy sent to team@security.debian.org, Debian QEMU Team <pkg-qemu-devel@lists.alioth.debian.org>. (Thu, 11 Apr 2024 15:45:07 GMT) (full text, mbox, link).


Message #5 received at submit@bugs.debian.org (full text, mbox, reply):

From: Moritz Mühlenhoff <jmm@inutil.org>
To: submit@bugs.debian.org
Subject: qemu: CVE-2024-26327 CVE-2024-26328
Date: Thu, 11 Apr 2024 17:43:44 +0200
Source: qemu
X-Debbugs-CC: team@security.debian.org
Severity: important
Tags: security

Hi,

The following vulnerabilities were published for qemu.

CVE-2024-26327[0]:
| An issue was discovered in QEMU 7.1.0 through 8.2.1. register_vfs in
| hw/pci/pcie_sriov.c mishandles the situation where a guest writes
| NumVFs greater than TotalVFs, leading to a buffer overflow in VF
| implementations.

CVE-2024-26328[1]:
| An issue was discovered in QEMU 7.1.0 through 8.2.1. register_vfs in
| hw/pci/pcie_sriov.c does not set NumVFs to PCI_SRIOV_TOTAL_VF, and
| thus interaction with hw/nvme/ctrl.c is mishandled.

https://lore.kernel.org/all/20240213055345-mutt-send-email-mst%40kernel.org

Introduced by: https://gitlab.com/qemu-project/qemu/-/commit/7c0fa8dff811b5648964630a1334c3bb97e1e1c6 (v7.0.0-rc0)


If you fix the vulnerabilities please also make sure to include the
CVE (Common Vulnerabilities & Exposures) ids in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2024-26327
    https://www.cve.org/CVERecord?id=CVE-2024-26327
[1] https://security-tracker.debian.org/tracker/CVE-2024-26328
    https://www.cve.org/CVERecord?id=CVE-2024-26328

Please adjust the affected versions in the BTS as needed.



Added tag(s) upstream. Request was from Salvatore Bonaccorso <carnil@debian.org> to control@bugs.debian.org. (Thu, 11 Apr 2024 16:03:03 GMT) (full text, mbox, link).


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