{"id":"SUSE-SU-2026:21757-1","summary":"Security update for libarchive","details":"This update for libarchive fixes the following issues\n\n- CVE-2026-4111: logical deadlock the RAR5 filter subsystem and the half-window output limiter leads to infinite loop\n  and DoS (bsc#1259635).\n- CVE-2026-4424: 257-byte heap memory leak when processing a 170-byte RAR3 (bsc#1259928).\n- CVE-2026-4426: undefined behavior due to unvalidated operand in shift expression of the zisofs decompression code\n  (bsc#1259931).\n- CVE-2026-5121: missing validation check for pz_log2_bs can a heap buffer overflow write (bsc#1261186).\n","modified":"2026-05-27T18:24:07.334293113Z","published":"2026-05-25T07:42:39Z","related":["CVE-2026-4111","CVE-2026-4424","CVE-2026-4426","CVE-2026-5121"],"upstream":["CVE-2026-4111","CVE-2026-4424","CVE-2026-4426","CVE-2026-5121"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-202621757-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259635"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259928"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259931"},{"type":"REPORT","url":"https://bugzilla.suse.com/1261186"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-4111"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-4424"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-4426"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-5121"}],"schema_version":"1.7.5"}