SUSE-SU-2026:22234-1: important: Security update for tiff

[SLE-UPDATES]

# Security update for tiff

Announcement ID: SUSE-SU-2026:22234-1  
Release Date: 2026-06-21T02:12:41Z  
Rating: important  
References:

  * bsc#1248278
  * bsc#1257123
  * bsc#1260411

  
Cross-References:

  * CVE-2018-7456
  * CVE-2023-0800
  * CVE-2023-0801
  * CVE-2023-0802
  * CVE-2023-0803
  * CVE-2023-0804
  * CVE-2025-8851
  * CVE-2026-4775

  
CVSS scores:

  * CVE-2018-7456 ( SUSE ):  5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2018-7456 ( NVD ):  6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2023-0800 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2023-0800 ( NVD ):  6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2023-0800 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2023-0801 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2023-0801 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2023-0801 ( NVD ):  6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2023-0802 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2023-0802 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2023-0802 ( NVD ):  6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2023-0803 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2023-0803 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2023-0803 ( NVD ):  6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2023-0804 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2023-0804 ( NVD ):  6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2023-0804 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2025-8851 ( SUSE ):  4.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-8851 ( SUSE ):  5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
  * CVE-2025-8851 ( NVD ):  4.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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-2025-8851 ( NVD ):  5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
  * CVE-2026-4775 ( SUSE ):  8.8
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-4775 ( SUSE ):  8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
  * CVE-2026-4775 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Micro 6.2

  
  
An update that solves eight vulnerabilities can now be installed.

## Description:

This update for tiff fixes the following issues

Security issues:

  * CVE-2025-8851: libtiff: LibTIFF Stack-based buffer overflow (bsc#1248278).
  * CVE-2026-4775: signed integer overflow in the `putcontig8bitYCbCr44tile`
    function (bsc#1260411).

Non security issue:

  * QGIS can't export with GDAL- LERC codec, LERC library not found anywhere in
    the system (bsc#1257123).

## 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:

  * SUSE Linux Micro 6.2  
    zypper in -t patch SUSE-SL-Micro-6.2-1007=1

## Package List:

  * SUSE Linux Micro 6.2 (aarch64 ppc64le s390x x86_64)
    * libtiff6-debuginfo-4.7.1-160000.2.1
    * libtiff6-4.7.1-160000.2.1
    * tiff-debugsource-4.7.1-160000.2.1
    * tiff-debuginfo-4.7.1-160000.2.1

## References:

  * https://www.suse.com/security/cve/CVE-2018-7456.html
  * https://www.suse.com/security/cve/CVE-2023-0800.html
  * https://www.suse.com/security/cve/CVE-2023-0801.html
  * https://www.suse.com/security/cve/CVE-2023-0802.html
  * https://www.suse.com/security/cve/CVE-2023-0803.html
  * https://www.suse.com/security/cve/CVE-2023-0804.html
  * https://www.suse.com/security/cve/CVE-2025-8851.html
  * https://www.suse.com/security/cve/CVE-2026-4775.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1248278
  * https://bugzilla.suse.com/show_bug.cgi?id=1257123
  * https://bugzilla.suse.com/show_bug.cgi?id=1260411

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