QEMU Fragmented Packet hw/net/net_tx_pkt.c update_sctp_checksum assertion

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in QEMU. The affected element is the function update_sctp_checksum of the file hw/net/net_tx_pkt.c of the component Fragmented Packet Handler. The manipulation leads to assertion. This vulnerability is traded as CVE-2024-3567. An attack has to be approached locally. There is no exploit available.

Detailsinfo

A vulnerability was found in QEMU (version now known). It has been rated as critical. This issue affects the function update_sctp_checksum of the file hw/net/net_tx_pkt.c of the component Fragmented Packet Handler. The manipulation with an unknown input leads to a assertion vulnerability. Using CWE to declare the problem leads to CWE-617. The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary. Impacted is availability. The summary by CVE is:

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.

The advisory is shared at access.redhat.com. The identification of this vulnerability is CVE-2024-3567 since 04/10/2024. The exploitation is known to be easy. An attack has to be approached locally. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 235344 (RHEL 9 : qemu-kvm (RHSA-2025:4492)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (235344), EUVD (EUVD-2024-32153) and CERT Bund (WID-SEC-2024-0848). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • Open Source QEMU
  • RESF Rocky Linux

Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Assertion
CWE: CWE-617
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 235344
Nessus Name: RHEL 9 : qemu-kvm (RHSA-2025:4492)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/10/2024 🔍
04/10/2024 +0 days 🔍
04/10/2024 +0 days 🔍
09/14/2025 +521 days 🔍

Sourcesinfo

Product: qemu.org

Advisory: 2273
Status: Not defined

CVE: CVE-2024-3567 (🔍)
GCVE (CVE): GCVE-0-2024-3567
GCVE (VulDB): GCVE-100-260189
EUVD: 🔍
CERT Bund: WID-SEC-2024-0848 - QEMU: Schwachstelle ermöglicht Denial of Service

Entryinfo

Created: 04/10/2024 18:35
Updated: 09/14/2025 00:24
Changes: 04/10/2024 18:35 (63), 06/11/2024 15:53 (10), 05/07/2025 03:21 (3), 08/02/2025 19:40 (1), 09/14/2025 00:24 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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