Security update for alloy

Announcement ID: SUSE-SU-2026:21793-1
Release Date: 2026-05-14T15:06:27Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-25934 ( SUSE ): 5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
  • CVE-2026-25934 ( SUSE ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
  • CVE-2026-25934 ( NVD ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
  • CVE-2026-25934 ( NVD ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
  • CVE-2026-26958 ( SUSE ): 8.3 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
  • CVE-2026-26958 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L
  • CVE-2026-26958 ( NVD ): 1.7 CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/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-2026-33186 ( 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-2026-33186 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  • CVE-2026-33186 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  • CVE-2026-4427 ( SUSE ): 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  • CVE-2026-4427 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-4427 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • SUSE Linux Enterprise Server 16.0
  • SUSE Linux Enterprise Server for SAP applications 16.0

An update that solves four vulnerabilities and contains one feature can now be installed.

Description:

This update for alloy fixes the following issues

Security issues:

  • CVE-2026-4427: github.com/jackc/pgproto3/v2: improper validation of field length allows a malicious PostgreSQL server to crash a client application via a DataRow message (bsc#1259919).
  • CVE-2026-25934: github.com/go-git/go-git/v5: improper verification of data integrity values for .pack and .idx files can lead to the consumption of corrupted files (bsc#1258099).
  • CVE-2026-26958: filippo.io/edwards25519: failure to initialize receiver in MultiScalarMult can produce invalid results and lead to undefined behavior (bsc#1258609).
  • CVE-2026-33186: google.golang.org/grpc: authorization bypass due to improper validation of the HTTP/2: path pseudo- header (bsc#1260317).

Non security issue:

  • Updated to 1.16.0
  • Use systemd tmpfiles.d to create /var/lib/alloy hierarchy (jsc#PED-14815)

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-16.0-747=1
  • SUSE Linux Enterprise Server 16.0
    zypper in -t patch SUSE-SLES-16.0-747=1

Package List:

  • SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    • alloy-1.16.0-160000.1.1
    • alloy-debuginfo-1.16.0-160000.1.1
  • SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    • alloy-1.16.0-160000.1.1
    • alloy-debuginfo-1.16.0-160000.1.1

References: