SUSE-SU-2026:22159-1: important: Security update for distribution

SLE-SECURITY-UPDATES null at suse.de
Tue Jun 23 16:42:34 UTC 2026


# Security update for distribution

Announcement ID: SUSE-SU-2026:22159-1  
Release Date: 2026-06-18T14:30:03Z  
Rating: important  
References:

  * bsc#1265429
  * bsc#1265788
  * bsc#1266049
  * bsc#1266629

  
Cross-References:

  * CVE-2026-33814
  * CVE-2026-39821
  * CVE-2026-39827
  * CVE-2026-39828
  * CVE-2026-39829
  * CVE-2026-39830
  * CVE-2026-39831
  * CVE-2026-39832
  * CVE-2026-39833
  * CVE-2026-39834
  * CVE-2026-39835
  * CVE-2026-41888
  * CVE-2026-42508
  * CVE-2026-46595
  * CVE-2026-46597
  * CVE-2026-46598

  
CVSS scores:

  * CVE-2026-33814 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-33814 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-33814 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-39821 ( SUSE ):  9.1
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-39821 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-39821 ( NVD ):  9.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
  * CVE-2026-39827 ( SUSE ):  7.1
    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-39827 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-39827 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-39828 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-39828 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-39828 ( NVD ):  6.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
  * CVE-2026-39829 ( 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-2026-39829 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-39829 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-39830 ( SUSE ):  7.1
    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-39830 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-39830 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
  * CVE-2026-39831 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-39831 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-39831 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-39832 ( SUSE ):  6.2
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N
  * CVE-2026-39832 ( SUSE ):  8.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
  * CVE-2026-39832 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-39833 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-39833 ( SUSE ):  7.7 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-39833 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-39834 ( 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-2026-39834 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-39834 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
  * CVE-2026-39835 ( 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-2026-39835 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-39835 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-41888 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-41888 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
  * CVE-2026-41888 ( NVD ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/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-2026-41888 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
  * CVE-2026-42508 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-42508 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-42508 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-46595 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-46595 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-46595 ( NVD ):  10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
  * CVE-2026-46597 ( 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-2026-46597 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-46597 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-46598 ( 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-2026-46598 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-46598 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves 16 vulnerabilities can now be installed.

## Description:

This update for distribution fixes the following issues

  * CVE-2026-33814: golang.org/x/net/http2: infinite loop in HTTP/2 transport
    when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1265788).
  * CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only
    Punycode-encoded labels allows for validation bypass and privilege
    escalation (bsc#1266629).
  * CVE-2026-41888: tag deletion bypasses the storage.delete.enabled
    configuration (bsc#1265429).
  * CVE-2026-39827: Invoking memory leak when rejecting channels can lead to DoS
    in golang.org/x/crypto/ssh (bsc#1266049).
  * CVE-2026-39828: Invoking bypass of certificate restrictions in
    golang.org/x/crypto/ssh (bsc#1266049).
  * CVE-2026-39829: Invoking pathological RSA/DSA parameters may cause DoS in
    golang.org/x/crypto/ssh (bsc#1266049).
  * CVE-2026-39830: Invoking client can cause server deadlock on unexpected
    responses in golang.org/x/crypto/ssh (bsc#1266049).
  * CVE-2026-39831: Invoking bypass of FIDO/U2F security keys physical
    interaction in golang.org/x/crypto/ssh (bsc#1266049).
  * CVE-2026-39832: Invoking agent constraints dropped when forwarding keys in
    golang.org/x/crypto/ssh/agent (bsc#1266049).
  * CVE-2026-39833: Invoking key constraints not enforced in
    golang.org/x/crypto/ssh/agent (bsc#1266049).
  * CVE-2026-39834: Invoking infinite loop on large channel writes in
    golang.org/x/crypto/ssh (bsc#1266049).
  * CVE-2026-39835: Invoking server panic during CheckHostKey/Authenticate in
    golang.org/x/crypto/ssh (bsc#1266049).
  * CVE-2026-42508: Invoking auth bypass via unenforced @revoked status in
    golang.org/x/crypto/ssh/knownhosts (bsc#1266049).
  * CVE-2026-46595: Invoking VerifiedPublicKeyCallback permissions skip
    enforcement in golang.org/x/crypto/ssh (bsc#1266049).
  * CVE-2026-46597: Invoking byte arithmetic causes underflow and panic in
    golang.org/x/crypto/ssh (bsc#1266049).
  * CVE-2026-46598: Invoking pathological inputs can lead to client panic in
    golang.org/x/crypto/ssh/agent (bsc#1266049).

Changes:

  * Bounds-check the file basename in PurgeUploads Walk callback
  * Add S3 Express One Zone support to the S3 storage driver
  * Fix tag list endpoint in proxy mode
  * Clamp oversized `n` query parameter in proxy mode instead of returning 400
  * See the full changelog below for the full list of changes.
  * internal/client/auth/challenge: cleanups and minor refactor
  * build(deps): bump
    go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploghttp from 0.18.0 to
    0.19.0 in the go_modules group across 1 directory
  * build(deps): bump go.opentelemetry.io/otel/exporters/otlp/otl
    ptrace/otlptracehttp from 1.42.0 to 1.43.0 in the go_modules group across 1
    directory
  * build(deps): bump github/codeql-action from 4.34.1 to 4.35.1
  * chore(build): Bump go version to latest
  * refactor: use slices.Backward to simplify the code
  * fix(proxy): fix tag list endpoint in proxy mode
  * Update docker-compose structure in deploying.md
  * build(deps): bump actions/upload-artifact from 7.0.0 to 7.0.1
  * build(deps): bump actions/upload-pages-artifact from 4.0.0 to 5.0.0
  * build(deps): bump docker/login-action from 4.0.0 to 4.1.0
  * build(deps): bump docker/bake-action from 7.0.0 to 7.1.0
  * fix(proxy): clamp oversized n query param instead of
  * feat(s3): add express zone one support to S3 driver
  * fix(storage): bounds-check the file basename in PurgeUploads Walk callback
  * chore(release): prepare for v3.1.1 release

## 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 Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-949=1

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-949=1

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    * distribution-registry-3.1.1-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * distribution-registry-3.1.1-160000.1.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-33814.html
  * https://www.suse.com/security/cve/CVE-2026-39821.html
  * https://www.suse.com/security/cve/CVE-2026-39827.html
  * https://www.suse.com/security/cve/CVE-2026-39828.html
  * https://www.suse.com/security/cve/CVE-2026-39829.html
  * https://www.suse.com/security/cve/CVE-2026-39830.html
  * https://www.suse.com/security/cve/CVE-2026-39831.html
  * https://www.suse.com/security/cve/CVE-2026-39832.html
  * https://www.suse.com/security/cve/CVE-2026-39833.html
  * https://www.suse.com/security/cve/CVE-2026-39834.html
  * https://www.suse.com/security/cve/CVE-2026-39835.html
  * https://www.suse.com/security/cve/CVE-2026-41888.html
  * https://www.suse.com/security/cve/CVE-2026-42508.html
  * https://www.suse.com/security/cve/CVE-2026-46595.html
  * https://www.suse.com/security/cve/CVE-2026-46597.html
  * https://www.suse.com/security/cve/CVE-2026-46598.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1265429
  * https://bugzilla.suse.com/show_bug.cgi?id=1265788
  * https://bugzilla.suse.com/show_bug.cgi?id=1266049
  * https://bugzilla.suse.com/show_bug.cgi?id=1266629

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