SUSE Linux Enterprise Server 16 frr High-priority Buffer Overflow Fix
suse
June 8, 2026
An update that solves four vulnerabilities can now be installed.
Summary
## This update for frr fixes the following issues: * CVE-2026-5107: Fixed an improper access controls in EVPN Type-2 Route Handler (bsc#1261013). * CVE-2026-28532: Harden TE/SR TLV iteration against malformed lengths (bsc#1263859). * CVE-2026-37457: Fix off-by-one error in FlowSpec operator array bounds check (bsc#1263863). * CVE-2026-37458: Validate MP_REACH_NLRI attribute against incorrect next-hop (bsc#1263974). ## 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 16.0 zypper in -t patch SUSE-SLES-16.0-884=1 * SUSE Linux Enterprise Server for SAP applications 16.0 zypper in -t patch SUSE-SLES-16.0-884=1
Topics Covered
References
* bsc#1261013
* bsc#1263859
* bsc#1263863
* bsc#1263974
Cross-
* CVE-2026-28532
* CVE-2026-37457
* CVE-2026-37458
* CVE-2026-5107
CVSS scores:
* CVE-2026-28532 ( SUSE ): 6.0
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/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-2026-28532 ( SUSE ): 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-28532 ( NVD ): 6.0
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/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-2026-28532 ( NVD ): 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
PREVIOUS
NEXT
Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2026:22026-1
Release Date: 2026-06-03T09:46:09Z
Rating: important
Topics Covered
Get the latest News and Insights
Get the latest Linux and open source security news straight to your inbox.
Related News
Powered By
Linux Security - Your source for Top Linux News, Advisories, HOWTOs and Feature Releases
QUICK LINKS
subscribe to newsletters!
Like staying secure? So do we.
Sign up for updates, tips, and alerts!