{"schemaVersion":3,"id":"SUSE-SU-2022:2064-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for grub2\n\nThis update for grub2 fixes the following issues:\n\nSecurity fixes and hardenings for boothole 3 / boothole 2022 (bsc#1198581)\n\n- CVE-2021-3695: Fixed that a crafted PNG grayscale image could lead to out-of-bounds write in heap (bsc#1191184)\n- CVE-2021-3696: Fixed that a crafted PNG image could lead to out-of-bound write during huffman table handling (bsc#1191185)\n- CVE-2021-3697: Fixed that a crafted JPEG image could lead to buffer underflow write in the heap (bsc#1191186)\n- CVE-2022-28733: Fixed fragmentation math in net/ip (bsc#1198460)\n- CVE-2022-28734: Fixed an out-of-bound write for split http headers (bsc#1198493)\n- CVE-2022-28735: Fixed some verifier framework changes (bsc#1198495)\n- CVE-2022-28736: Fixed a use-after-free in chainloader command (bsc#1198496)\n- Update SBAT security contact (bsc#1193282)\n- Bump grub's SBAT generation to 2\n\n- Use boot disks in OpenFirmware, fixing regression caused when the root LV is completely in the boot LUN 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