SUSE alert SUSE-SU-2026:2644-1 (frr)
| From: | OPENSUSE-SECURITY-UPDATES <null@suse.de> | |
| To: | security-announce@lists.opensuse.org | |
| Subject: | SUSE-SU-2026:2644-1: important: Security update for frr | |
| Date: | Fri, 26 Jun 2026 16:31:19 -0000 | |
| Message-ID: | <178249147989.265.9681750165934987882@8de4235ae790> | |
| Archive-link: | Article |
# Security update for frr Announcement ID: SUSE-SU-2026:2644-1 Release Date: 2026-06-26T08:52:55Z Rating: important References: * bsc#1263859 * bsc#1263863 * bsc#1263974 Cross-References: * CVE-2026-28532 * CVE-2026-37457 * CVE-2026-37458 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 * CVE-2026-37457 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-37457 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-37458 ( SUSE ): 7.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N * CVE-2026-37458 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H * CVE-2026-37458 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Affected Products: * openSUSE Leap 15.3 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP4 An update that solves three vulnerabilities can now be installed. ## Description: This update for frr fixes the following issues * CVE-2026-28532: Denial of Service due to integer overflow in OSPF TLV parser functions (bsc#1263859). * CVE-2026-37457: An off-by-one out-of-bounds write vulnerability in the bgp_flowspec_op_decode() function (bgpd/bgp_flowspec_util.c) of FRRouting (FRR) stable/10.0 allows attackers to cause a Denial of Service (bsc#1263863). * CVE-2026-37458: missing input validation in the `MP_REACH_NLRI` component allows authenticated attackers to cause a DoS via a crafted UPDATE message (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 15 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-2644=1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-2644=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-2644=1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-2644=1 * openSUSE Leap 15.3 zypper in -t patch SUSE-2026-2644=1 ## Package List: * openSUSE Leap 15.3 (aarch64 i586 ppc64le s390x x86_64) * libfrrzmq0-debuginfo-7.4-150300.4.43.1 * libfrrfpm_pb0-7.4-150300.4.43.1 * frr-debugsource-7.4-150300.4.43.1 * libfrrsnmp0-debuginfo-7.4-150300.4.43.1 * libmlag_pb0-debuginfo-7.4-150300.4.43.1 * libfrrcares0-debuginfo-7.4-150300.4.43.1 * frr-7.4-150300.4.43.1 * libfrr_pb0-debuginfo-7.4-150300.4.43.1 * libfrrospfapiclient0-7.4-150300.4.43.1 * libfrrospfapiclient0-debuginfo-7.4-150300.4.43.1 * libfrrzmq0-7.4-150300.4.43.1 * libfrrsnmp0-7.4-150300.4.43.1 * frr-devel-7.4-150300.4.43.1 * libfrrcares0-7.4-150300.4.43.1 * libmlag_pb0-7.4-150300.4.43.1 * libfrr_pb0-7.4-150300.4.43.1 * libfrr0-7.4-150300.4.43.1 * libfrrgrpc_pb0-7.4-150300.4.43.1 * libfrr0-debuginfo-7.4-150300.4.43.1 * libfrrfpm_pb0-debuginfo-7.4-150300.4.43.1 * frr-debuginfo-7.4-150300.4.43.1 * libfrrgrpc_pb0-debuginfo-7.4-150300.4.43.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64) * libfrrzmq0-debuginfo-7.4-150300.4.43.1 * libfrrfpm_pb0-7.4-150300.4.43.1 * frr-debugsource-7.4-150300.4.43.1 * libfrrsnmp0-debuginfo-7.4-150300.4.43.1 * libmlag_pb0-debuginfo-7.4-150300.4.43.1 * libfrrcares0-debuginfo-7.4-150300.4.43.1 * frr-7.4-150300.4.43.1 * libfrr_pb0-debuginfo-7.4-150300.4.43.1 * libfrrospfapiclient0-7.4-150300.4.43.1 * libfrrospfapiclient0-debuginfo-7.4-150300.4.43.1 * libfrrzmq0-7.4-150300.4.43.1 * libfrrsnmp0-7.4-150300.4.43.1 * frr-devel-7.4-150300.4.43.1 * libfrrcares0-7.4-150300.4.43.1 * libmlag_pb0-7.4-150300.4.43.1 * libfrr_pb0-7.4-150300.4.43.1 * libfrr0-7.4-150300.4.43.1 * libfrrgrpc_pb0-7.4-150300.4.43.1 * libfrr0-debuginfo-7.4-150300.4.43.1 * libfrrfpm_pb0-debuginfo-7.4-150300.4.43.1 * frr-debuginfo-7.4-150300.4.43.1 * libfrrgrpc_pb0-debuginfo-7.4-150300.4.43.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64 x86_64) * libfrrzmq0-debuginfo-7.4-150300.4.43.1 * libfrrfpm_pb0-7.4-150300.4.43.1 * frr-debugsource-7.4-150300.4.43.1 * libfrrsnmp0-debuginfo-7.4-150300.4.43.1 * libmlag_pb0-debuginfo-7.4-150300.4.43.1 * libfrrcares0-debuginfo-7.4-150300.4.43.1 * frr-7.4-150300.4.43.1 * libfrr_pb0-debuginfo-7.4-150300.4.43.1 * libfrrospfapiclient0-7.4-150300.4.43.1 * libfrrospfapiclient0-debuginfo-7.4-150300.4.43.1 * libfrrzmq0-7.4-150300.4.43.1 * libfrrsnmp0-7.4-150300.4.43.1 * frr-devel-7.4-150300.4.43.1 * libfrrcares0-7.4-150300.4.43.1 * libmlag_pb0-7.4-150300.4.43.1 * libfrr_pb0-7.4-150300.4.43.1 * libfrr0-7.4-150300.4.43.1 * libfrrgrpc_pb0-7.4-150300.4.43.1 * libfrr0-debuginfo-7.4-150300.4.43.1 * libfrrfpm_pb0-debuginfo-7.4-150300.4.43.1 * frr-debuginfo-7.4-150300.4.43.1 * libfrrgrpc_pb0-debuginfo-7.4-150300.4.43.1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64 x86_64) * libfrrzmq0-debuginfo-7.4-150300.4.43.1 * libfrrfpm_pb0-7.4-150300.4.43.1 * frr-debugsource-7.4-150300.4.43.1 * libfrrsnmp0-debuginfo-7.4-150300.4.43.1 * libmlag_pb0-debuginfo-7.4-150300.4.43.1 * libfrrcares0-debuginfo-7.4-150300.4.43.1 * frr-7.4-150300.4.43.1 * libfrr_pb0-debuginfo-7.4-150300.4.43.1 * libfrrospfapiclient0-7.4-150300.4.43.1 * libfrrospfapiclient0-debuginfo-7.4-150300.4.43.1 * libfrrzmq0-7.4-150300.4.43.1 * libfrrsnmp0-7.4-150300.4.43.1 * frr-devel-7.4-150300.4.43.1 * libfrrcares0-7.4-150300.4.43.1 * libmlag_pb0-7.4-150300.4.43.1 * libfrr_pb0-7.4-150300.4.43.1 * libfrr0-7.4-150300.4.43.1 * libfrrgrpc_pb0-7.4-150300.4.43.1 * libfrr0-debuginfo-7.4-150300.4.43.1 * libfrrfpm_pb0-debuginfo-7.4-150300.4.43.1 * frr-debuginfo-7.4-150300.4.43.1 * libfrrgrpc_pb0-debuginfo-7.4-150300.4.43.1 * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64) * libfrrzmq0-debuginfo-7.4-150300.4.43.1 * libfrrfpm_pb0-7.4-150300.4.43.1 * frr-debugsource-7.4-150300.4.43.1 * libfrrsnmp0-debuginfo-7.4-150300.4.43.1 * libmlag_pb0-debuginfo-7.4-150300.4.43.1 * libfrrcares0-debuginfo-7.4-150300.4.43.1 * frr-7.4-150300.4.43.1 * libfrr_pb0-debuginfo-7.4-150300.4.43.1 * libfrrospfapiclient0-7.4-150300.4.43.1 * libfrrospfapiclient0-debuginfo-7.4-150300.4.43.1 * libfrrzmq0-7.4-150300.4.43.1 * libfrrsnmp0-7.4-150300.4.43.1 * frr-devel-7.4-150300.4.43.1 * libfrrcares0-7.4-150300.4.43.1 * libmlag_pb0-7.4-150300.4.43.1 * libfrr_pb0-7.4-150300.4.43.1 * libfrr0-7.4-150300.4.43.1 * libfrrgrpc_pb0-7.4-150300.4.43.1 * libfrr0-debuginfo-7.4-150300.4.43.1 * libfrrfpm_pb0-debuginfo-7.4-150300.4.43.1 * frr-debuginfo-7.4-150300.4.43.1 * libfrrgrpc_pb0-debuginfo-7.4-150300.4.43.1 ## References: * https://www.suse.com/security/cve/CVE-2026-28532.html * https://www.suse.com/security/cve/CVE-2026-37457.html * https://www.suse.com/security/cve/CVE-2026-37458.html * https://bugzilla.suse.com/show_bug.cgi?id=1263859 * https://bugzilla.suse.com/show_bug.cgi?id=1263863 * https://bugzilla.suse.com/show_bug.cgi?id=1263974
Attachment: None (type=text/html)
(HTML attachment elided)