Back Linuxsecurity SUSE CUPS Important Denial of Service Heap Overflow Vuln 2026-21850
## This update for cups fixes the following issues * CVE-2026-27447: Authorization bypass via case-insensitive group-member lookup (bsc#1261572). * CVE-2026-34978: Path traversal in RSS notify-recipient-uri enables file write outside CacheDir/rss (bsc#1261571). * CVE-2026-34979: Heap overflow in `get_options()` (bsc#1261570). * CVE-2026-34980: Shared PostScript queue lets anonymous Print-Job requests reach `lp` code execution over the network (bsc#1261569). * CVE-2026-34990: Local print admin token disclosure using temporary printers (bsc#1261568). * CVE-2026-39314: negative `job-password-supported` attribute can lead to a denial of service (bsc#1261743). * CVE-2026-39316: dangling subscription pointer can lead to a denial of service (bsc#1261742).
## This update for cups fixes the following issues * CVE-2026-27447: Authorization bypass via case-insensitive group-member lookup (bsc#1261572). * CVE-2026-34978: Path traversal in RSS notify-recipient-uri enables file write outside CacheDir/rss (bsc#1261571). * CVE-2026-34979: Heap overflow in `get_options()` (bsc#1261570). * CVE-2026-34980: Shared PostScript queue lets anonymous Print-Job requests reach `lp` code execution over the network (bsc#1261569). * CVE-2026-34990: Local print admin token disclosure using temporary printers (bsc#1261568). * CVE-2026-39314: negative `job-password-supported` attribute can lead to a denial of service (bsc#1261743). * CVE-2026-39316: dangling subscription pointer can lead to a denial of service (bsc#1261742).
* CVE-2026-27447 ( SUSE ): 4.8 CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:L/A:N
* CVE-2026-27447 ( NVD ): 6.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N
* CVE-2026-27447 ( NVD ): 4.8 CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:L/A:N
* CVE-2026-34978 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
* CVE-2026-34978 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
* CVE-2026-34979 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Announcement ID: SUSE-SU-2026:21850-1 Release Date: 2026-05-26T12:19:57Z Rating: important
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