SUSE SLED15: libopenssl-3-devel / libopenssl-3-fips-provider / etc (SUSE-SU-2026:2648-1)

high Nessus Plugin ID 323253

Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2648-1 advisory.

This update for openssl-3 fixes the following issues

- CVE-2026-7383: Possible Heap Buffer Overflow in ASN.1 Multibyte String Conversion (bsc#1266340).
- CVE-2026-9076: Out-of-Bounds Read in CMS Password-Based Decryption (bsc#1266341).
- CVE-2026-34180: Heap Buffer Over-read in ASN.1 Content Parsing (bsc#1266342).
- CVE-2026-34181: PKCS#12 Files with PBMAC1 Are Accepted with Short HMAC Keys (bsc#1266343).
- CVE-2026-34183: Unbounded Memory Growth in the QUIC PATH_CHALLENGE Handler (bsc#1266345).
- CVE-2026-42766: Possible NULL Dereference in Password-Based CMS Decryption (bsc#1266349).
- CVE-2026-42767: NULL Pointer Dereference in CRMF EncryptedValue Decryption (bsc#1266350).
- CVE-2026-42768: Multi-RecipientInfo Bleichenbacher Oracle in CMS_decrypt() and PKCS7_decrypt() (bsc#1266351).
- CVE-2026-42769: Trust-Anchor Substitution via cert/issuer Typo in CMP rootCaKeyUpdate (bsc#1266352).
- CVE-2026-42770: FFC-DH Peer Validation Uses Attacker-Supplied q (bsc#1266353).
- CVE-2026-45445: AES-OCB IV Ignored on EVP_Cipher() Path (bsc#1266355).
- CVE-2026-45446: Incorrect Tag Processing for Empty Messages in AES-GCM-SIV and AES-SIV modes (bsc#1266356).
- CVE-2026-45447: Heap Use-After-Free in OpenSSL PKCS7_verify() (bsc#1266357).

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

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

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 323253

File Name: suse_SU-2026-2648-1.nasl

Version: 1.1

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 6/27/2026

Updated: 6/27/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-45447

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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: 6/26/2026

Vulnerability Publication Date: 6/9/2026

Reference Information

CVE: CVE-2026-34180, CVE-2026-34181, CVE-2026-34183, CVE-2026-42766, CVE-2026-42767, CVE-2026-42768, CVE-2026-42769, CVE-2026-42770, CVE-2026-45445, CVE-2026-45446, CVE-2026-45447, CVE-2026-7383, CVE-2026-9076

SuSE: SUSE-SU-2026:2648-1

Detections

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