SUSE-SU-2026:0620-1: important: Security update for snpguest

Wed Feb 25 08:30:27 UTC 2026

# Security update for snpguest

Announcement ID: SUSE-SU-2026:0620-1  
Release Date: 2026-02-24T16:36:36Z  
Rating: important  
References:

  * bsc#1242601
  * bsc#1243869
  * bsc#1257877
  * bsc#1257927

Cross-References:

  * CVE-2024-12224
  * CVE-2025-3416
  * CVE-2026-25727

CVSS scores:

  * CVE-2024-12224 ( SUSE ):  2.1
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2024-12224 ( SUSE ):  4.2 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
  * CVE-2024-12224 ( NVD ):  5.1
    CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/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-2025-3416 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-3416 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2025-3416 ( NVD ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-25727 ( 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-2026-25727 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-25727 ( NVD ):  6.8
    CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/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-2026-25727 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Products:

  * Server Applications Module 15-SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

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

## Description:

This update for snpguest fixes the following issues:

Update to version 0.10.0.

Security issues fixed:

  * CVE-2026-25727: time: parsing of user-provided input by the RFC 2822 date
    parser can lead to stack exhaustion (bsc#1257927).
  * CVE-2025-3416: openssl: Use-After-Free in Md::fetch and Cipher::fetch in
    rust-openssl crate (bsc#1242601).
  * CVE-2024-12224: idna: idna accepts Punycode labels that do not produce any
    non-ASCII when decoded (bcs#1243869).

Other updates and bugfixes:

  * Update to version 0.10.0

  * fails to generate attestation reports on SEV-SNP guests with firmware API
    (bsc#1257877).

  * chore: updating tool version to 0.10.0
  * refactor(certs): remove redundant branch in file-write logic
  * Docs: Adding verify measure, host-data, report-data to docs
  * verify: verify measurent, host data, and report data attributes from the
    attestation report.
  * library: Updating sev library to 7.1.0
  * ci: replace deprecated gh actions
  * feat: multi-format integer parsing for key subcommand arguments
  * chore(main): remove unused import `clap::arg`
  * feat(fetch): add fetch crl subcommand
  * .github/lint: Bump toolchain version to 1.86
  * Bump rust version to 1.86
  * feat: bumping tool to version 0.9.2
  * fix(verify): silence mismatched_lifetime_syntaxes in SnpOid::oid
  * feat: support SEV-SNP ABI Spec 1.58 (bump sev to v6.3.0)
  * docs: restore and clarify Global Options section
  * doc: fix CL argument orders + address recent changes
  * fix(hyperv): downgrade VMPL check from error to warning
  * fix(report.rs): remove conflict check between --random flag and Hyper-V
  * fix(report.rs): Decouple runtime behavior from hyperv build feature
  * refactor: clarify --platform error message
  * docs: add Azure/Hyper-V build note for --platform
  * report: Writing Req Data as Binary (#101)
  * deps: bump virtee/sev to 6.2.1 (fix TCB-serialization bug) (#99)
  * Updating SEV library to 6.1.0 and updating version to 0.9.1
  * Update version (0.9.0)
  * HyperV: Fixing report command failure on Azure confidential VM
  * Removing intird and append requirement for kernel measurements (#93)
  * Updating to version 6 of library and fixing attestation (#89)
  * CI: Fixing create_release workflow (#91)
  * Minor update (0.8.3)
  * Adding build script
  * Update preattestation.rs
  * Fix certificate fetch bug for Turin
  * Minor update
  * Update bitfield to 0.15.0
  * Update to 0.8.1
  * Update asn1-rs and x509-parser
  * Update to 0.8.0
  * key: Fix guest_field_select typo
  * Adding Turin support and updating ASK cn

## 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:

  * Server Applications Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP7-2026-620=1

## Package List:

  * Server Applications Module 15-SP7 (x86_64)
    * snpguest-debugsource-0.10.0-150700.3.3.1
    * snpguest-debuginfo-0.10.0-150700.3.3.1
    * snpguest-0.10.0-150700.3.3.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-12224.html
  * https://www.suse.com/security/cve/CVE-2025-3416.html
  * https://www.suse.com/security/cve/CVE-2026-25727.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1242601
  * https://bugzilla.suse.com/show_bug.cgi?id=1243869
  * https://bugzilla.suse.com/show_bug.cgi?id=1257877
  * https://bugzilla.suse.com/show_bug.cgi?id=1257927

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