CVE-2024-3567: Qemu-kvm: net: assertion failure in update_sctp_checksum()
First published: Wed Apr 10 2024(Updated: )
A flaw was found in QEMU. An assertion failure was present in the update_sctp_checksum() function in hw/net/net_tx_pkt.c when trying to calculate the checksum of a short-sized fragmented packet. This flaw allows a malicious guest to crash QEMU and cause a denial of service condition.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU | >=8.1.0<8.2.3 | |
| QEMU | =9.0.0-rc0 | |
| QEMU | =9.0.0-rc1 | |
| QEMU | =9.0.0-rc2 | |
| Red Hat Enterprise Linux | =9.0 |
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Reference Links
- https://gitlab.com/qemu-project/qemu/-/issues/2273
- https://patchew.org/QEMU/20240410070459.49112-1-philmd@linaro.org/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2274340
- https://bugzilla.redhat.com/show_bug.cgi?id=2274339
- https://access.redhat.com/security/cve/CVE-2024-3567
- https://security.netapp.com/advisory/ntap-20240822-0007/
Frequently Asked Questions
What is the severity of CVE-2024-3567?
CVE-2024-3567 has a high severity rating due to its potential to cause a denial of service condition.
How do I fix CVE-2024-3567?
To fix CVE-2024-3567, update QEMU to a version that is not affected, such as version 8.2.3 or later versions including 9.0.0-rc2.
Which software versions are affected by CVE-2024-3567?
CVE-2024-3567 affects QEMU versions from 8.1.0 to 8.2.3 and versions 9.0.0-rc0, 9.0.0-rc1, and 9.0.0-rc2.
What kind of attack does CVE-2024-3567 allow?
CVE-2024-3567 allows a malicious guest to crash QEMU, leading to a denial of service.
Is CVE-2024-3567 specific to any operating system?
CVE-2024-3567 affects QEMU regardless of the operating system, including Red Hat Enterprise Linux.
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