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SUSE alert SUSE-SU-2026:21867-1 (gnutls)



From:
              SLE-SECURITY-UPDATES <null@suse.de>


To:
              sle-security-updates@lists.suse.com


Subject:
              SUSE-SU-2026:21867-1: important: Security update for gnutls


Date:
              Tue, 02 Jun 2026 17:12:21 -0000


Message-ID:
              <178042034132.42.16015320582667646127@b0da085613fb>


# Security update for gnutls

Announcement ID: SUSE-SU-2026:21867-1  
Release Date: 2026-05-22T09:55:27Z  
Rating: important  
References:

  * bsc#1262395
  * bsc#1263704
  * bsc#1263705
  * bsc#1263707
  * bsc#1263708
  * bsc#1263709
  * bsc#1263710
  * bsc#1263711
  * bsc#1263712
  * bsc#1263713
  * bsc#1263714
  * bsc#1263715
  * bsc#1263716
  * bsc#1264706
  * bsc#1264707
  * bsc#1264708
  * bsc#1265349
  * bsc#1265360

  
Cross-References:

  * CVE-2026-33845
  * CVE-2026-33846
  * CVE-2026-3833
  * CVE-2026-42009
  * CVE-2026-42010
  * CVE-2026-42011
  * CVE-2026-42012
  * CVE-2026-42013
  * CVE-2026-42014
  * CVE-2026-42015
  * CVE-2026-42307
  * CVE-2026-43961
  * CVE-2026-44656
  * CVE-2026-45130
  * CVE-2026-46483
  * CVE-2026-5260
  * CVE-2026-5419

  
CVSS scores:

  * CVE-2026-33845 ( SUSE ):  8.8
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-33845 ( SUSE ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
  * CVE-2026-33845 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-33845 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
  * CVE-2026-33846 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-33846 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-33846 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-3833 ( SUSE ):  6.9
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-3833 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-3833 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-3833 ( NVD ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-42009 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-42009 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-42009 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-42010 ( SUSE ):  6.9
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-42010 ( SUSE ):  7.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
  * CVE-2026-42010 ( NVD ):  7.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
  * CVE-2026-42010 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-42011 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-42011 ( SUSE ):  4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-42011 ( NVD ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-42012 ( NVD ):  7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N
  * CVE-2026-42013 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-42013 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N
  * CVE-2026-42013 ( NVD ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
  * CVE-2026-42014 ( SUSE ):  5.1
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-42014 ( SUSE ):  4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-42015 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-42015 ( SUSE ):  6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
  * CVE-2026-42015 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-42307 ( NVD ):  4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
  * CVE-2026-43961 ( SUSE ):  5.4
    CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-43961 ( SUSE ):  4.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
  * CVE-2026-44656 ( SUSE ):  4.6

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/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-2026-44656 ( SUSE ):  4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
  * CVE-2026-44656 ( NVD ):  4.6

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/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-2026-44656 ( NVD ):  5.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
  * CVE-2026-45130 ( SUSE ):  6.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
  * CVE-2026-45130 ( NVD ):  6.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
  * CVE-2026-45130 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2026-46483 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-46483 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-46483 ( NVD ):  3.6 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
  * CVE-2026-46483 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-5260 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-5260 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-5260 ( NVD ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
  * CVE-2026-5419 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-5419 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2026-5419 ( NVD ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

  
Affected Products:

  * SUSE Linux Micro 6.0
  * SUSE Linux Micro 6.1
  * SUSE Linux Micro Extras 6.0

  
  
An update that solves 17 vulnerabilities and has one fix can now be installed.

## Security update for gnutls

### Description:

This update for gnutls fixes the following issues

  * CVE-2026-3833: x509/name-constraints: compare domain names case-insensitive
    (bsc#1263707).
  * CVE-2026-5260: lib/pkcs11_privkey: guard against overreading on short
    ciphertexts (bsc#1263715).
  * CVE-2026-5419: gnutls_cipher_decrypt3: make PKCS#7 unpadding branch free
    (bsc#1263716).
  * CVE-2026-33845: buffers: switch from end_offset over to frag_length
    (bsc#1263704).
  * CVE-2026-33846: buffers: add more checks to DTLS reassembly (bsc#1263705).
  * CVE-2026-42009: lib/buffers: ensure packets have differing sequence numbers
    (bsc#1263708).
  * CVE-2026-42010: lib/auth/rsa_psk: fix binary PSK identity lookup
    (bsc#1263709).
  * CVE-2026-42011: x509/name_constraints: fix intersecting empty constraints
    (bsc#1263710).
  * CVE-2026-42012: x509/hostname-verify: make URI/SRV SAN preclude CN fallback
    (bsc#1263711).
  * CVE-2026-42013: x509: prevent fallback on oversized SAN (bsc#1263712).
  * CVE-2026-42014: pkcs11_write: fix UAF and leak in
    gnutls_pkcs11_token_set_pin (bsc#1263713).
  * CVE-2026-42015: x509/pkcs12_bag: fix off-by-one in bag element bounds chec
    (bsc#1263714).

## Security update for vim

### Description:

This update for vim fixes the following issues

  * CVE-2026-42307: Prior to version 9.2.0383, an OS command injection
    vulnerability exists in the netrw standard plugin bundled with Vim
    (bsc#1264706).
  * CVE-2026-43961: Vimscript Code Injection in netrw NetrwMarkFile() via
    crafted filename (bsc#1265349).
  * CVE-2026-44656: Prior to version 9.2.0435, an OS command injection
    vulnerability exists in Vim's: find command-line completion (bsc#1264707).
  * CVE-2026-45130: Prior to version 9.2.0450, a heap buffer overflow exists in
    read_compound() in src/spellfile.c when loading a crafted spell file (.spl)
    with UTF-8 encoding active (bsc#1264708).
  * CVE-2026-46483: command injection via `tar#Vimuntar()` in
    `runtime/autoload/tar.vim` when decompressing `.tgz` archives on Unix-like
    systems (bsc#1265360).

Changes for vim:

  * Update to v9.2.0530.
  * Fix for incorrectly detecting scientific parameter files as bitbake
    recipies. (bsc#1262395)

## 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 Extras 6.0  
    zypper in -t patch SUSE-SLE-Micro-Extras-6.0-736=1

  * SUSE Linux Micro 6.1  
    zypper in -t patch SUSE-SLE-Micro-6.1-544=1

## Package List:

  * SUSE Linux Micro Extras 6.0 (aarch64 s390x x86_64)
    * vim-debugsource-9.2.0530-1.1
    * vim-debuginfo-9.2.0530-1.1
    * vim-9.2.0530-1.1
  * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    * gnutls-debuginfo-3.8.3-slfo.1.1_7.1
    * gnutls-debugsource-3.8.3-slfo.1.1_7.1
    * libgnutls30-3.8.3-slfo.1.1_7.1
    * gnutls-3.8.3-slfo.1.1_7.1
    * libgnutls30-debuginfo-3.8.3-slfo.1.1_7.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-33845.html
  * https://www.suse.com/security/cve/CVE-2026-33846.html
  * https://www.suse.com/security/cve/CVE-2026-3833.html
  * https://www.suse.com/security/cve/CVE-2026-42009.html
  * https://www.suse.com/security/cve/CVE-2026-42010.html
  * https://www.suse.com/security/cve/CVE-2026-42011.html
  * https://www.suse.com/security/cve/CVE-2026-42012.html
  * https://www.suse.com/security/cve/CVE-2026-42013.html
  * https://www.suse.com/security/cve/CVE-2026-42014.html
  * https://www.suse.com/security/cve/CVE-2026-42015.html
  * https://www.suse.com/security/cve/CVE-2026-42307.html
  * https://www.suse.com/security/cve/CVE-2026-43961.html
  * https://www.suse.com/security/cve/CVE-2026-44656.html
  * https://www.suse.com/security/cve/CVE-2026-45130.html
  * https://www.suse.com/security/cve/CVE-2026-46483.html
  * https://www.suse.com/security/cve/CVE-2026-5260.html
  * https://www.suse.com/security/cve/CVE-2026-5419.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1262395
  * https://bugzilla.suse.com/show_bug.cgi?id=1263704
  * https://bugzilla.suse.com/show_bug.cgi?id=1263705
  * https://bugzilla.suse.com/show_bug.cgi?id=1263707
  * https://bugzilla.suse.com/show_bug.cgi?id=1263708
  * https://bugzilla.suse.com/show_bug.cgi?id=1263709
  * https://bugzilla.suse.com/show_bug.cgi?id=1263710
  * https://bugzilla.suse.com/show_bug.cgi?id=1263711
  * https://bugzilla.suse.com/show_bug.cgi?id=1263712
  * https://bugzilla.suse.com/show_bug.cgi?id=1263713
  * https://bugzilla.suse.com/show_bug.cgi?id=1263714
  * https://bugzilla.suse.com/show_bug.cgi?id=1263715
  * https://bugzilla.suse.com/show_bug.cgi?id=1263716
  * https://bugzilla.suse.com/show_bug.cgi?id=1264706
  * https://bugzilla.suse.com/show_bug.cgi?id=1264707
  * https://bugzilla.suse.com/show_bug.cgi?id=1264708
  * https://bugzilla.suse.com/show_bug.cgi?id=1265349
  * https://bugzilla.suse.com/show_bug.cgi?id=1265360





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