ruby-rack 3.1.16-0.1ubuntu0.1: ruby-rack 3.1.16-0.1ubuntu0.1 for Ubuntu 25.10 (questing)

ruby-rack 3.1.16-0.1ubuntu0.1, released October 10, 2025, fixes 5 CVEs in ruby-rack. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

HighUnsupported product

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.5

Base score, 0 to 10

Highest EPSS

0.0093

61st percentile

Priority of the 5 CVEs

Patch now 0
                                Urgent 0
                                High 4
                                Routine 1

Fixed package versions

Product	Release	Fixed in
ruby-rack	Ubuntu 25.10 (questing)	3.1.16-0.1ubuntu0.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2025-61770	pcs: ELSA-2025-19719: pcs security update (IMPORTANT)	7.5	0.0093	None reported
High	CVE-2025-61772	pcs: ELSA-2025-19719: pcs security update (IMPORTANT)	7.5	0.0093	None reported
High	CVE-2025-61919	rubygem-rack: Fixed application/x-www-form-urlencoded`, calling `rack.input.read(nil)` without enforcing a length or cap (bsc#1251936)	7.5	0.0065	None reported
High	CVE-2025-61771	pcs: ELSA-2025-19719: pcs security update (IMPORTANT)	7.5	0.0056	None reported
Routine	CVE-2025-61780	rubygem-rack: Fixed improper handling of headers in `Rack::Sendfile` allows for bypass of proxy-level access restrictions (bsc#1253...	5.3	0.0055	None reported

Also fixes CVE-2025-61772

ruby-rack 2.1.4-5ubuntu1.2
ruby-rack on Ubuntu 22.04.1 LTS (jammy)
RLSA-2025:20962
pcs on rocky 9
ALSA-2025:20962
pcs, pcs-snmp on almalinux 9
ALSA-2025:21036
cockpit-ha-cluster on almalinux 10
RHSA-2025:20962
pcs, pcs-snmp on RHEL 9
ELSA-2025-19513
cockpit-ha-cluster, pcs, pcs-snmp on ol 10
ELSA-2025-19719
pcs, pcs-snmp on ol 8
RLSA-2025:19719
pcs on rocky 8

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