RHSA-2026:54246: Security update for 23 packages

RHSA-2026:54246, released August 13, 2026, fixes 2 CVEs across 23 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

1 rated Critical

Exploited

None reported

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.0018

7th percentile

Priority of the 2 CVEs

Patch now 0
                                Urgent 1
                                High 1
                                Routine 0

Fixed package versions

Product	Release	Fixed in
bpftool	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-abi-stablelists	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-core	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-debug	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-debug-core	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-debug-devel	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-debug-modules	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-debug-modules-extra	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-devel	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-doc	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-modules	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-modules-extra	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-tools	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-tools-libs	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-tools-libs-devel	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-zfcpdump	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-zfcpdump-core	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-zfcpdump-devel	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-zfcpdump-modules	RHEL 8	0:4.18.0-553.155.1.el8_10
kernel-zfcpdump-modules-extra	RHEL 8	0:4.18.0-553.155.1.el8_10
perf	RHEL 8	0:4.18.0-553.155.1.el8_10
python3-perf	RHEL 8	0:4.18.0-553.155.1.el8_10

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2026-53009	ice: fix double-free of tx_buf skb	9.8	0.0018	None reported
High	CVE-2026-45991	udf: fix partition descriptor append bookkeeping	7.8	0.0018	None reported

Also fixes CVE-2026-53009

OPENSUSE-SU-2026:21555-1
dtb-aarch64, kernel-64kb, kernel-azure and 10 more on opensuse-leap 16.0
SUSE-SU-2026:23237-1
kernel-default on sles 16.0
SUSE-SU-2026:23231-1
kernel-64kb, kernel-azure, kernel-default-base and 6 more on sles 16.0
SUSE-SU-2026:3166-1
kernel-64kb, kernel-azure, kernel-default and 7 more on sles 15.7
SUSE-SU-2026:3130-1
kernel-livepatch-SLE15-SP7-RT_Update_18 on sles 15.7
ALAS2023-2026-1866
bpftool6.18, bpftool6.18-debuginfo, kernel-livepatch-6.18.33-63.124 and 15 more on amzn 2023
RHSA-2026:69089
kernel on RHEL 10
ALAS2023-2026-1894
bpftool6.12, bpftool6.12-debuginfo, kernel-livepatch-6.12.92-122.166 and 15 more on amzn 2023

Vendor advisory

https://access.redhat.com/errata/RHSA-2026:54246

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