screen 4.9.0-1ubuntu0.1: screen 4.9.0-1ubuntu0.1 for Ubuntu 22.04.1 LTS (jammy)

screen 4.9.0-1ubuntu0.1, released May 7, 2025, fixes 4 CVEs in screen. None of them is reported as exploited. Patch Radar priority: Routine.

Routine

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

6.5

Base score, 0 to 10

Highest EPSS

0.0054

45th percentile

Priority of the 4 CVEs

Patch now 0
                                Urgent 0
                                High 0
                                Routine 4

Fixed package versions

Product	Release	Fixed in
screen	Ubuntu 22.04.1 LTS (jammy)	4.9.0-1ubuntu0.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Routine	CVE-2023-24626	screen: socket.c in GNU Screen through 4.9.0, when installed setuid or setgid (the default on platforms such as Arch Linux an...	6.5	0.0054	None reported
Routine	CVE-2025-46802	screen: temporary `chmod` of a user's TTY to mode 0666 when attempting to attach to a multi-user session	n/a	0.0024	None reported
Routine	CVE-2025-46804	screen: A minor information leak when running Screen with setuid-root privileges allows unprivileged users to deduce informat...	n/a	0.0023	None reported
Routine	CVE-2025-46805	screen: Screen version 5.0.0 and older version 4 releases have a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to...	n/a	0.0018	None reported

Also fixes CVE-2023-24626

ALAS2023-2023-224
screen, screen-debuginfo, screen-debugsource on amzn 2023
DEBIAN-CVE-2023-24626
screen on Debian 13.5 (trixie), Debian 14
screen 4.6.2-1ubuntu1.1+esm1
screen on Ubuntu 18.04.6 LTS (bionic)

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