Back Linuxsecurity SUSE OpenSUSE Moderate Quagga Input Validation DoS Threat Alert 2026-3950
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## This update for quagga fixes the following issue: * 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: * openSUSE Leap 15.4 zypper in -t patch SUSE-2026-3950=1 ## Package List: * openSUSE Leap 15.4 (aarch64 i586 ppc64le s390x x86_64) * libfpm_pb0-1.1.1-150400.12.11.1 * libospf0-1.1.1-150400.12.11.1 * quagga-debuginfo-1.1.1-150400.12.11.1 * quagga-devel-1.1.1-150400.12.11.1 * quagga-1.1.1-150400.12.11.1 * libzebra1-1.1.1-150400.12.11.1
## This update for quagga fixes the following issue: * 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: * openSUSE Leap 15.4 zypper in -t patch SUSE-2026-3950=1 ## Package List: * openSUSE Leap 15.4 (aarch64 i586 ppc64le s390x x86_64) * libfpm_pb0-1.1.1-150400.12.11.1 * libospf0-1.1.1-150400.12.11.1 * quagga-debuginfo-1.1.1-150400.12.11.1 * quagga-devel-1.1.1-150400.12.11.1 * quagga-1.1.1-150400.12.11.1 * libzebra1-1.1.1-150400.12.11.1
* 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
An update that solves one vulnerability can now be installed.
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Announcement ID: SUSE-SU-2026:3950-1 Release Date: 2026-09-03T07:42:27Z Rating: moderate
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