SUSE SLED15 / SLES15 / openSUSE 15 Security Update : openssl-3 (SUSE-SU-2025:1550-1)

medium Nessus Plugin ID 236791

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2025:1550-1 advisory.

Security:

- CVE-2025-27587: Timing side channel vulnerability in the P-384 implementation when used with ECDSA in the PPC architecture (bsc#1240366).
- Missing null pointer check before accessing handshake_func in ssl_lib.c (bsc#1240607).

FIPS:

- Disabling EMS in OpenSSL configuration prevents sshd from starting (bsc#1230959, bsc#1232326, bsc#1231748).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: Medium

ID: 236791

File Name: suse_SU-2025-1550-1.nasl

Version: 1.3

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 5/15/2025

Updated: 5/29/2025

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

Vector: CVSS2#AV:N/AC:H/Au:S/C:C/I:N/A:N

CVSS Score Source: CVE-2025-27587

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libopenssl3-32bit, p-cpe:/a:novell:suse_linux:openssl-3, p-cpe:/a:novell:suse_linux:libopenssl3, p-cpe:/a:novell:suse_linux:libopenssl-3-fips-provider, p-cpe:/a:novell:suse_linux:libopenssl-3-fips-provider-32bit, p-cpe:/a:novell:suse_linux:libopenssl-3-devel, cpe:/o:novell:suse_linux:15

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 5/14/2025

Vulnerability Publication Date: 5/14/2025

Reference Information

CVE: CVE-2025-27587

IAVA: 2025-A-0360-S

SuSE: SUSE-SU-2025:1550-1

Detections

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