ALSA-2026:40856: Security update for 14 packages

ALSA-2026:40856, released July 16, 2026, fixes 1 CVE across 14 products. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

8.7

Base score, 0 to 10

Highest EPSS

0.0064

50th percentile

Fixed package versions

Product	Release	Fixed in
python3.14	almalinux 10	3.14.5-1.el10_2.1
python3.14-debug	almalinux 10	3.14.5-1.el10_2.1
python3.14-devel	almalinux 10	3.14.5-1.el10_2.1
python3.14-freethreading	almalinux 10	3.14.5-1.el10_2.1
python3.14-freethreading-debug	almalinux 10	3.14.5-1.el10_2.1
python3.14-freethreading-devel	almalinux 10	3.14.5-1.el10_2.1
python3.14-freethreading-idle	almalinux 10	3.14.5-1.el10_2.1
python3.14-freethreading-libs	almalinux 10	3.14.5-1.el10_2.1
python3.14-freethreading-test	almalinux 10	3.14.5-1.el10_2.1
python3.14-freethreading-tkinter	almalinux 10	3.14.5-1.el10_2.1
python3.14-idle	almalinux 10	3.14.5-1.el10_2.1
python3.14-libs	almalinux 10	3.14.5-1.el10_2.1
python3.14-test	almalinux 10	3.14.5-1.el10_2.1
python3.14-tkinter	almalinux 10	3.14.5-1.el10_2.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-15308	Incremental HTMLParser feed() allows CPU-exhaustion DoS via repeated unterminated markup declarations	8.7	0.0064	None reported

Also fixes CVE-2026-15308

SUSE-SU-2026:4534-1
python312, python312-core on sles 15.6
idle-python3.11 3.11.0~rc1-1~22.04.1+esm2
idle-python3.11 on Ubuntu 22.04.1 LTS (jammy)
libpython3.11 3.11.0~rc1-1~22.04.1+esm2
libpython3.11 on Ubuntu 22.04.1 LTS (jammy)
libpython3.11-minimal 3.11.0~rc1-1~22.04.1+esm2
libpython3.11-minimal on Ubuntu 22.04.1 LTS (jammy)
libpython3.11-stdlib 3.11.0~rc1-1~22.04.1+esm2
libpython3.11-stdlib on Ubuntu 22.04.1 LTS (jammy)
libpython3.11-testsuite 3.11.0~rc1-1~22.04.1+esm2
libpython3.11-testsuite on Ubuntu 22.04.1 LTS (jammy)
python3.11 3.11.0~rc1-1~22.04.1+esm2
python3.11 on Ubuntu 22.04.1 LTS (jammy)
python3.11-examples 3.11.0~rc1-1~22.04.1+esm2
python3.11-examples on Ubuntu 22.04.1 LTS (jammy)

Vendor advisory

https://osv.dev/vulnerability/ALSA-2026:40856

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