RHSA-2024:3543 - Security Advisory

Topic

An update for python-idna is now available for Red Hat Enterprise Linux 8.8.

Red Hat Product Security has rated this update as having a security impact of
Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE
link(s) in the References section.

Description

Security Fix(es):

• python-idna: potential DoS via resource consumption via specially crafted

inputs to idna.encode() (CVE-2024-3651)

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.8 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.8 s390x
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.8 ppc64le
• Red Hat Enterprise Linux Server - TUS 8.8 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.8 aarch64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.8 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.8 x86_64

Fixes

• BZ - 2274779 - CVE-2024-3651 python-idna: potential DoS via resource consumption via specially crafted inputs to idna.encode()

CVEs

• CVE-2024-3651

References

• https://access.redhat.com/security/updates/classification/#moderate