Denial of Service Vulnerability in libtasn1 Affects Red Hat Products
CVE-2024-12133

5.3MEDIUM

Key Information:

Status
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Red Hat Enterprise Linux 9.2 Update Services For SAP Solutions
Vendor
CVE Published:
10 February 2025

What is CVE-2024-12133?

A vulnerability in libtasn1 leads to inefficient processing of certain certificate data, particularly when handling a large number of elements. This inefficiency can result in excessive delays or system crashes. Attackers could exploit this flaw by sending a specially crafted certificate, which may disrupt service availability and lead to denial of service conditions in affected systems.

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References

https://access.redhat.com/errata/RHSA-2025:17347
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:4049
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:7077
vendor-advisoryx_refsource_REDHAT

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Red Hat would like to thank Bing Shi for reporting this issue.
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