Security update for python-PyNaCl

Announcement ID: SUSE-SU-2026:21431-1
Release Date: 2026-04-29T14:15:43Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2025-69277 ( SUSE ): 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  • CVE-2025-69277 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
  • CVE-2025-69277 ( NVD ): 4.5 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
Affected Products:
  • SUSE Linux Enterprise Server 16.0
  • SUSE Linux Enterprise Server for SAP applications 16.0

An update that solves one vulnerability, contains one feature and has two fixes can now be installed.

Description:

This update for python-PyNaCl fixes the following issues:

Security fixes:

  • CVE-2025-69277: incorrect validation of elliptic curve points certain custom cryptography or untrusted data to crypto_core_ed25519_is_valid_point function (bsc#1255764).

Other fixes:

  • update to 1.6.2 (bsc#1255764, CVE-2025-69277):
  • Updated libsodium to 1.0.20-stable (2025-12-31 build)
  • Update to 1.6.1
  • The MAKE environment variable can now be used to specify the make binary that should be used in the build process.
  • update to 1.6.0:
  • BACKWARDS INCOMPATIBLE: Removed support for Python 3.6 and 3.7.
  • Added support for the low level AEAD AES bindings.
  • Added support for crypto_core_ed25519_from_uniform.
  • Update libsodium to 1.0.20-stable (2025-08-27 build).
  • Added support for free-threaded Python 3.14.
  • Added support for Windows on ARM wheels.
  • Update in SLE-15 (bsc#1199282, jsc#PM-3243, jsc#SLE-24629)
  • python-PyNaCl requires python-cffi [bsc#1161557]

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-16.0-658=1
  • SUSE Linux Enterprise Server 16.0
    zypper in -t patch SUSE-SLES-16.0-658=1

Package List:

  • SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    • python313-PyNaCl-debuginfo-1.6.2-160000.1.1
    • python-PyNaCl-debugsource-1.6.2-160000.1.1
    • python313-PyNaCl-1.6.2-160000.1.1
  • SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    • python313-PyNaCl-debuginfo-1.6.2-160000.1.1
    • python-PyNaCl-debugsource-1.6.2-160000.1.1
    • python313-PyNaCl-1.6.2-160000.1.1

References: