RLSA-2026:88262: buildah security update

RLSA-2026:88262, released November 7, 2026, fixes 4 CVEs in buildah (version 2:1.43.1-7.el10_2). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

8.1

Base score, 0 to 10

Highest EPSS

0.0085

58th percentile

Priority of the 4 CVEs

Patch now 0
                                Urgent 0
                                High 4
                                Routine 0

Fixed package versions

Product	Release	Fixed in
buildah	rocky 10	2:1.43.1-7.el10_2

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-78669	Excessive CPU consumption from repeated initial window changes in net/http	7.5	0.0085	None reported
High	CVE-2026-78667	Lack of limit on size of parsed Range headers in net/http	7.5	0.0066	None reported
High	CVE-2025-11395	buildah: A flaw was found in Podman	7.5	0.0045	None reported
High	CVE-2026-111943	Go: CVE-2026-111943 Distrust compromised intermediate certificates in crypto/x509	8.1	0.0040	None reported

Also fixes CVE-2026-78669

SUSE-SU-2026:4866-1
go1.26-openssl on sles 15.6, sles 15.7
OPENSUSE-SU-2026:22093-1
go1.27 on opensuse-leap 16.0
SUSE-SU-2026:24237-1
go1.27 on sles 16.0
SUSE-SU-2026:4625-1
go1.27 on sles 15.6, sles 15.7
ALSA-2026:86196
go-toolset, golang, golang-bin and 5 more on almalinux 9
ALSA-2026:86093
go-toolset, golang, golang-bin and 5 more on almalinux 10
RHSA-2026:86196
go-toolset, golang, golang-bin and 5 more on RHEL 9
RHSA-2026:87040
golang on RHEL 10

Vendor advisory

https://errata.rockylinux.org/RLSA-2026:88262

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