SUSE-SU-2026:22376-1

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Source
https://www.suse.com/support/update/announcement/2026/suse-su-202622376-1/
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:22376-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/SUSE-SU-2026:22376-1
Upstream
CVE (15)
Related
CVE (15)
Published
2026-06-26T08:29:53Z
Modified
2026-07-02T18:24:12Z
Summary
Security update for google-guest-agent
Details

This update for google-guest-agent fixes the following issues

  • CVE-2026-33186: google.golang.org/grpc: authorization bypass due to improper validation of the HTTP/2 :path pseudo- header (bsc#1260264).
  • CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation (bsc#1266603).
  • CVE-2026-39827: Invoking memory leak when rejecting channels can lead to DoS in golang.org/x/crypto/ssh (bsc#1266171).
  • CVE-2026-39828: Invoking bypass of certificate restrictions in golang.org/x/crypto/ssh (bsc#1266171).
  • CVE-2026-39829: Invoking pathological RSA/DSA parameters may cause DoS in golang.org/x/crypto/ssh (bsc#1266171).
  • CVE-2026-39830: Invoking client can cause server deadlock on unexpected responses in golang.org/x/crypto/ssh (bsc#1266171).
  • CVE-2026-39831: Invoking bypass of FIDO/U2F security keys physical interaction in golang.org/x/crypto/ssh (bsc#1266171).
  • CVE-2026-39832: Invoking agent constraints dropped when forwarding keys in golang.org/x/crypto/ssh/agent (bsc#1266171).
  • CVE-2026-39833: Invoking key constraints not enforced in golang.org/x/crypto/ssh/agent (bsc#1266171).
  • CVE-2026-39834: Invoking infinite loop on large channel writes in golang.org/x/crypto/ssh (bsc#1266171).
  • CVE-2026-39835: Invoking server panic during CheckHostKey/Authenticate in golang.org/x/crypto/ssh (bsc#1266171).
  • CVE-2026-42508: Invoking auth bypass via unenforced @revoked status in golang.org/x/crypto/ssh/knownhosts (bsc#1266171).
  • CVE-2026-46595: Invoking VerifiedPublicKeyCallback permissions skip enforcement in golang.org/x/crypto/ssh (bsc#1266171).
  • CVE-2026-46597: Invoking byte arithmetic causes underflow and panic in golang.org/x/crypto/ssh (bsc#1266171).
  • CVE-2026-46598: Invoking pathological inputs can lead to client panic in golang.org/x/crypto/ssh/agent (bsc#1266171).

Changes for google-guest-agent:

  • Update to version 20260529.00
  • Dependency updates (#616)
  • from version 20260522.00
  • Fix improper umask calculation on socket creation (#614)
  • from version 20260520.01
  • Update OWNERS (#609)
  • Bump google.golang.org/grpc from 1.75.0 to 1.79.3 (#602) (bsc#1260264, CVE-2026-33186)
  • Update to version 20250506.01 (bsc#1243254, bsc#1243505)
References

Affected packages

SUSE:Linux Enterprise Server 16.0 / google-guest-agent

Package

Name
google-guest-agent
Purl
pkg:rpm/suse/google-guest-agent&distro=SUSE%20Linux%20Enterprise%20Server%2016.0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
20260529.00-160000.1.1

Ecosystem specific 

{
    "binaries": [
        {
            "google-guest-agent": "20260529.00-160000.1.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:22376-1.json"

SUSE:Linux Enterprise Server for SAP applications 16.0 / google-guest-agent

Package

Name
google-guest-agent
Purl
pkg:rpm/suse/google-guest-agent&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
20260529.00-160000.1.1

Ecosystem specific 

{
    "binaries": [
        {
            "google-guest-agent": "20260529.00-160000.1.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:22376-1.json"