ALSA-2026:83159: Security update for 10 packages

ALSA-2026:83159, released November 7, 2026, fixes 9 CVEs across 10 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

3 rated Critical

Exploited

None reported

Highest CVSS

10.0

Base score, 0 to 10

Highest EPSS

0.0068

52nd percentile

Priority of the 9 CVEs

Patch now 0
                                Urgent 3
                                High 6
                                Routine 0

Fixed package versions

Product	Release	Fixed in
kernel-rt	almalinux 8	4.18.0-553.174.1.rt7.515.el8_10
kernel-rt-core	almalinux 8	4.18.0-553.174.1.rt7.515.el8_10
kernel-rt-debug	almalinux 8	4.18.0-553.174.1.rt7.515.el8_10
kernel-rt-debug-core	almalinux 8	4.18.0-553.174.1.rt7.515.el8_10
kernel-rt-debug-devel	almalinux 8	4.18.0-553.174.1.rt7.515.el8_10
kernel-rt-debug-modules	almalinux 8	4.18.0-553.174.1.rt7.515.el8_10
kernel-rt-debug-modules-extra	almalinux 8	4.18.0-553.174.1.rt7.515.el8_10
kernel-rt-devel	almalinux 8	4.18.0-553.174.1.rt7.515.el8_10
kernel-rt-modules	almalinux 8	4.18.0-553.174.1.rt7.515.el8_10
kernel-rt-modules-extra	almalinux 8	4.18.0-553.174.1.rt7.515.el8_10

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2026-89526	svcrdma: Validate Read chunk positions before reconstruction	9.8	0.0068	None reported
Urgent	CVE-2026-90036	NFSD: Prevent client use-after-free during blocked-lock reaping	9.8	0.0048	None reported
Urgent	CVE-2026-68377	net/sched: act_tunnel_key: Defer dst_release to RCU callback	9.8	0.0013	None reported
High	CVE-2026-93228	svcrdma: Reject Write/Reply chunks with segcount 0	9.1	0.0050	None reported
High	CVE-2026-74705	udp: fix potential use-after-free in tunnel segmentation	10.0	0.0050	None reported
High	CVE-2026-72262	linux: In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc3-control: Fix heap overflow in by...	8.8	0.0018	None reported
High	CVE-2026-93262	md/raid5-ppl: fix use-after-free in ppl_do_flush()	8.8	0.0015	None reported
High	CVE-2026-74641	ALSA: usx2y: bound the hwdep mmap fault offset	8.8	0.0013	None reported
High	CVE-2026-74583	net/sched: cls_route: fix fastmap use-after-free on filter	8.8	0.0012	None reported

Also fixes CVE-2026-89526

OPENSUSE-SU-2026:22091-1
dtb-aarch64, kernel-64kb, kernel-azure and 10 more on opensuse-leap 16.0
SUSE-SU-2026:24197-1
kernel-default on sles 16.0
SUSE-SU-2026:24235-1
kernel-64kb, kernel-azure, kernel-default-base and 6 more on sles 16.0
ELSA-2026-500374
kernel-uek, kernel-uek-core, kernel-uek-debug and 32 more on ol 10, ol 9
ELSA-2026-83207
kernel, kernel-abi-stablelists, kernel-core and 27 more on ol 10
ALSA-2026:83207
kernel, kernel-64k, kernel-64k-core and 72 more on almalinux 10
RLSA-2026:83207
kernel on rocky 10
RHSA-2026:83207
kernel on RHEL 10

Vendor advisory

https://osv.dev/vulnerability/ALSA-2026:83159

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