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SUSE rmt-server Important Denial of Service Vuln 2026-2487

SUSE rmt-server Important Denial of Service Vuln 2026-2487

Linuxsecurity •LinuxSecurity Advisories • June 22, 2026

## This update for rmt-server fixes the following issues * CVE-2026-26961: rack: mismatch in header handling can allow to smuggle multipart content (bsc#1261398). * CVE-2026-26962: rack: improper unfolding of folded multipart headers can lead to header injection or response splitting (bsc#1261471). * CVE-2026-34230: rack: crafted Accept-Encoding header can cause a denial of service (bsc#1261388). * CVE-2026-34763: rack: failing of the prefix stripping can lead to information disclosure (bsc#1261406). * CVE-2026-34785: rack: prefix matching can expose unintended files under the static root (bsc#1261417). * CVE-2026-34786: rack: URL-encoded path mismatch can lead to `header_rules` bypass (bsc#1261426). * CVE-2026-34826: rack: multipart byte range processing can allow denial of

## This update for rmt-server fixes the following issues * CVE-2026-26961: rack: mismatch in header handling can allow to smuggle multipart content (bsc#1261398). * CVE-2026-26962: rack: improper unfolding of folded multipart headers can lead to header injection or response splitting (bsc#1261471). * CVE-2026-34230: rack: crafted Accept-Encoding header can cause a denial of service (bsc#1261388). * CVE-2026-34763: rack: failing of the prefix stripping can lead to information disclosure (bsc#1261406). * CVE-2026-34785: rack: prefix matching can expose unintended files under the static root (bsc#1261417). * CVE-2026-34786: rack: URL-encoded path mismatch can lead to `header_rules` bypass (bsc#1261426). * CVE-2026-34826: rack: multipart byte range processing can allow denial of

* CVE-2026-26961 ( SUSE ): 6.3

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

* CVE-2026-26961 ( SUSE ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

* CVE-2026-26961 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

* CVE-2026-26961 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

* CVE-2026-26962 ( SUSE ): 6.3

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

Announcement ID: SUSE-SU-2026:2487-1 Release Date: 2026-06-22T12:08:32Z Rating: important

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