SUSE-SU-2025:02016-1: moderate: Security update for screen

[SLE-UPDATES]

# Security update for screen

Announcement ID: SUSE-SU-2025:02016-1  
Release Date: 2025-06-19T07:14:49Z  
Rating: moderate  
References:

  * bsc#1242269

  
Cross-References:

  * CVE-2025-46802

  
CVSS scores:

  * CVE-2025-46802 ( SUSE ):  5.3
    CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-46802 ( SUSE ):  6.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N
  * CVE-2025-46802 ( NVD ):  5.3
    CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2025-46802 ( NVD ):  6.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N

  
Affected Products:

  * Basesystem Module 15-SP6
  * Basesystem Module 15-SP7
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Desktop 15 SP6
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4
  * SUSE Linux Enterprise Real Time 15 SP6
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for screen fixes the following issues:

Security issues fixed:

  * CVE-2025-46802: temporary `chmod` of a user's TTY to mode 0666 when
    attempting to attach to a multi-user session allows for TTY hijacking
    (bsc#1242269).

Other issues fixed:

  * Use TTY file descriptor passing after a suspend (`MSG_CONT`).
  * Fix resume after suspend in multi-user mode.

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * openSUSE Leap 15.6  
    zypper in -t patch openSUSE-SLE-15.6-2025-2016=1

  * SUSE Linux Enterprise Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2025-2016=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2025-2016=1

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2025-2016=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2025-2016=1

  * SUSE Linux Enterprise Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2025-2016=1

  * Basesystem Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-2016=1

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2025-2016=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
    * screen-4.6.2-150000.5.8.1
    * screen-debuginfo-4.6.2-150000.5.8.1
    * screen-debugsource-4.6.2-150000.5.8.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)
    * screen-4.6.2-150000.5.8.1
    * screen-debuginfo-4.6.2-150000.5.8.1
    * screen-debugsource-4.6.2-150000.5.8.1
  * SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)
    * screen-4.6.2-150000.5.8.1
    * screen-debuginfo-4.6.2-150000.5.8.1
    * screen-debugsource-4.6.2-150000.5.8.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 s390x x86_64)
    * screen-4.6.2-150000.5.8.1
    * screen-debuginfo-4.6.2-150000.5.8.1
    * screen-debugsource-4.6.2-150000.5.8.1
  * SUSE Linux Enterprise Micro 5.4 (aarch64 s390x x86_64)
    * screen-4.6.2-150000.5.8.1
    * screen-debuginfo-4.6.2-150000.5.8.1
    * screen-debugsource-4.6.2-150000.5.8.1
  * SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
    * screen-4.6.2-150000.5.8.1
    * screen-debuginfo-4.6.2-150000.5.8.1
    * screen-debugsource-4.6.2-150000.5.8.1
  * Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)
    * screen-4.6.2-150000.5.8.1
    * screen-debuginfo-4.6.2-150000.5.8.1
    * screen-debugsource-4.6.2-150000.5.8.1
  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * screen-4.6.2-150000.5.8.1
    * screen-debuginfo-4.6.2-150000.5.8.1
    * screen-debugsource-4.6.2-150000.5.8.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-46802.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1242269

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