CVE-2024-38535: Suricata http2: oom from duplicate headers

Published Jul 11, 2024
·
Updated

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Suricata can run out of memory when parsing crafted HTTP/2 traffic. Upgrade to 6.0.20 or 7.0.6.

Affected Software

10 affected componentsFixes available
OISF Suricata<6.0.20
OISF Suricata>=7.0.0<7.0.6
debian/suricata<1:7.0.6-1
1:7.0.6-1
debian/suricata<1:7.0.6-1
1:7.0.6-1
debian/suricata
1:7.0.10-1+deb13u41:8.0.8-1
alpine/suricata>=7.0.0<7.0.6-r0
7.0.6-r0
alpine/suricata>=7.0.0<7.0.6-r0
7.0.6-r0
alpine/suricata>=7.0.0<7.0.6-r0
7.0.6-r0
alpine/suricata>=7.0.0<7.0.6-r0
7.0.6-r0
alpine/suricata>=7.0.0<7.0.6-r0
7.0.6-r0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/suricata to a version that resolves this vulnerability.

    Fixed in 1:7.0.6-1
  2. Upgrade

    Upgrade debian/suricata to a version that resolves this vulnerability.

    Fixed in 1:7.0.10-1+deb13u4Fixed in 1:8.0.8-1
  3. Upgrade

    Upgrade alpine/suricata to a version that resolves this vulnerability.

    Fixed in 7.0.6-r0
  4. Upgrade

    Upgrade Suricata to a version that resolves this vulnerability.

    Fixed in 6.0.20
  5. Upgrade

    Upgrade Suricata to a version that resolves this vulnerability.

    Fixed in 7.0.6

Event History

Jul 11, 2024
CVE Published
via MITRE·02:50 PM
Data Sourced
via MITRE·02:50 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·03:15 PM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2024-38535?

CVE-2024-38535 has a medium severity rating due to the potential for a denial of service condition.

2

How do I fix CVE-2024-38535?

To fix CVE-2024-38535, upgrade Suricata to version 6.0.20 or 7.0.6 or later.

3

What vulnerabilities does CVE-2024-38535 exploit?

CVE-2024-38535 exploits a vulnerability in the parsing of crafted HTTP/2 traffic.

4

Which versions of Suricata are affected by CVE-2024-38535?

CVE-2024-38535 affects Suricata versions prior to 6.0.20 and those between 7.0.0 and 7.0.6.

5

What impacts can CVE-2024-38535 have on my system?

The impact of CVE-2024-38535 can lead to Suricata running out of memory, potentially causing a denial of service.

Company

Resources

Contact

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