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SUSE SLED15 / SLES15 Security Update : libheif (SUSE-SU-2026:1660-1)

medium Nessus Plugin ID 311738

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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 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1660-1 advisory.

 - CVE-2026-3949: Manipulation of the argument size of a malicious frame can lead to out-of-bounds read (bsc#1259541).

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.

See Also

https://bugzilla.suse.com/1259541

https://lists.suse.com/pipermail/sle-updates/2026-April/046109.html

https://www.suse.com/security/cve/CVE-2026-3949

Plugin Details

Severity: Medium

ID: 311738

File Name: suse_SU-2026-1660-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 5/2/2026

Updated: 5/2/2026

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: 2.9

CVSS v2

Risk Factor: Low

Base Score: 1.7

Temporal Score: 1.3

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

CVSS Score Source: CVE-2026-3949

CVSS v3

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.9

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

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

CVSS v4

Risk Factor: Medium

Base Score: 4.8

Threat Score: 1.1

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libheif-rav1e, p-cpe:/a:novell:suse_linux:libheif-devel, p-cpe:/a:novell:suse_linux:libheif1, p-cpe:/a:novell:suse_linux:libheif-dav1d, p-cpe:/a:novell:suse_linux:libheif-aom, p-cpe:/a:novell:suse_linux:gdk-pixbuf-loader-libheif, p-cpe:/a:novell:suse_linux:libheif-ffmpeg, p-cpe:/a:novell:suse_linux:libheif-jpeg, 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: 4/29/2026

Vulnerability Publication Date: 3/11/2026

Reference Information

CVE: CVE-2026-3949

SuSE: SUSE-SU-2026:1660-1