{"schemaVersion":3,"id":"SUSE-SU-2023:3006-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for the Linux Kernel\n\n\nThe SUSE Linux Enterprise 12 SP5 RT kernel was updated to receive various security and bugfixes.\n\n\nThe following security bugs were fixed:\n\n- CVE-2023-20593: Fixed a ZenBleed issue in 'Zen 2' CPUs that could allow an attacker to potentially access sensitive information (bsc#1213286).\n- CVE-2023-2985: Fixed an use-after-free vulnerability in hfsplus_put_super in fs/hfsplus/super.c that could allow a local user to cause a denial of service (bsc#1211867).\n- CVE-2023-35001: Fixed an out-of-bounds memory access flaw in nft_byteorder that could allow a local attacker to escalate their privilege (bsc#1213059).\n\nThe following non-security bugs were fixed:\n\n- Get module prefix from kmod (bsc#1212835).\n- USB: add NO_LPM quirk for Realforce 87U Keyboard (git-fixes).\n- USB: core: add quirk for Alcor Link AK9563 smartcard reader (git-fixes).\n- USB: core: hub: Disable autosuspend for Cypress CY7C65632 (git-fixes).\n- USB: hcd-pci: Fully suspend across freeze/thaw cycle (git-fixes).\n- USB: hub: Add delay for SuperSpeed hub resume to let links transit to U0 (git-fixes).\n- USB: serial: option: add Fibocom FM160 0x0111 composition (git-fixes).\n- USB: serial: option: add Quectel EM05-G (GR) modem (git-fixes).\n- USB: serial: option: add Quectel EM05-G (RS) modem (git-fixes).\n- USB: serial: option: add Sierra Wireless EM9191 (git-fixes).\n- USB: serial: option: add u-blox LARA-R6 00B modem (git-fixes).\n- blkcg, writeback: dead memcgs shouldn't contribute to writeback ownership arbitration (bsc#1213022).\n- btrfs: fix resolving backrefs for inline extent followed by prealloc (bsc#1213133).\n- dlm: Delete an unnecessary variable initialisation in dlm_ls_start() (git-fixes).\n- dlm: NULL check before kmem_cache_destroy is not needed (git-fixes).\n- dlm: fix invalid cluster name warning (git-fixes).\n- dlm: fix missing idr_destroy for recover_idr (git-fixes).\n- dlm: fix missing lkb refcount handling (git-fixes).\n- dlm: fix plock invalid read (git-fixes).\n- dlm: fix possible call to kfree() for non-initialized pointer (git-fixes).\n- ext4: Fix reusing stale buffer heads from last failed mounting (bsc#1213020).\n- ext4: add inode table check in __ext4_get_inode_loc to aovid possible infinite loop (bsc#1207617).\n- ext4: avoid BUG_ON when creating xattrs (bsc#1205496).\n- ext4: avoid unaccounted block allocation when expanding inode (bsc#1207634).\n- ext4: bail out of ext4_xattr_ibody_get() fails for any reason (bsc#1213018).\n- ext4: fail ext4_iget if special inode unallocated (bsc#1213010).\n- ext4: fix RENAME_WHITEOUT handling for inline directories (bsc#1210766).\n- ext4: fix WARNING in ext4_update_inline_data (bsc#1213012).\n- ext4: fix bug_on in __es_tree_search caused by bad boot loader inode (bsc#1207620).\n- ext4: fix cgroup writeback accounting with fs-layer encryption (bsc#1210765).\n- ext4: fix deadlock due to mbcache entry corruption (bsc#1207653).\n- ext4: fix error code return to user-space in ext4_get_branch() (bsc#1207630).\n- ext4: fix i_disksize exceeding i_size problem in paritally written case (bsc#1213015).\n- ext4: fix to check return value of freeze_bdev() in ext4_shutdown() (bsc#1213021).\n- ext4: improve error recovery code paths in __ext4_remount() (bsc#1213017).\n- ext4: init quota for 'old.inode' in 'ext4_rename' (bsc#1207629).\n- ext4: initialize quota before expanding inode in setproject ioctl (bsc#1207633).\n- ext4: move where set the MAY_INLINE_DATA flag is set (bsc#1213011).\n- ext4: only update i_reserved_data_blocks on successful block allocation (bsc#1213019).\n- ext4: zero i_disksize when initializing the bootloader inode (bsc#1213013).\n- fs: dlm: cancel work sync othercon (git-fixes).\n- fs: dlm: filter user dlm messages for kernel locks (git-fixes).\n- fs: dlm: fix configfs memory leak (git-fixes).\n- fs: dlm: fix debugfs dump (git-fixes).\n- fs: dlm: fix memory leak when fenced (git-fixes).\n- fs: dlm: fix race between test_bit() and queue_work() (git-fixes).\n- fs: dlm: handle -EBUSY first in lock arg validation (git-fixes).\n- fs: fix guard_bio_eod to check for real EOD errors (bsc#1213042).\n- fs: prevent BUG_ON in submit_bh_wbc() (bsc#1212990).\n- fuse: revalidate: do not invalidate if interrupted (bsc#1213525).\n- igb: revert rtnl_lock() that causes deadlock (git-fixes).\n- include/trace/events/writeback.h: fix -Wstringop-truncation warnings (bsc#1213023).\n- inotify: Avoid reporting event with invalid wd (bsc#1213025).\n- jbd2: Fix statistics for the number of logged blocks (bsc#1212988).\n- jbd2: abort journal if free a async write error metadata buffer (bsc#1212989).\n- jbd2: fix assertion 'jh->b_frozen_data == NULL' failure when journal aborted (bsc#1202716).\n- jbd2: fix data races at struct journal_head (bsc#1173438).\n- jbd2: fix invalid descriptor block checksum (bsc#1212987).\n- jbd2: fix race when writing superblock (bsc#1212986).\n- jdb2: Do not refuse invalidation of already invalidated buffers (bsc#1213014).\n- kernel-docs: Add buildrequires on python3-base when using python3 The python3 binary is provided by python3-base.\n- kernel-docs: Use python3 together with python3-Sphinx (bsc#1212741).\n- lib/string: Add strscpy_pad() function (bsc#1213023).\n- mbcache: Fixup kABI of mb_cache_entry (bsc#1207653).\n- memcg: drop kmem.limit_in_bytes (bsc#1208788, bsc#1212905).\n- memcg: fix a crash in wb_workfn when a device disappears (bsc#1213023).\n- net: mana: Add support for vlan tagging (bsc#1212301).\n- ocfs2: check new file size on fallocate call (git-fixes).\n- ocfs2: fix use-after-free when unmounting read-only filesystem (git-fixes).\n- powerpc/mm/dax: Fix the condition when checking if altmap vmemap can cross-boundary (bsc#1150305 ltc#176097 git-fixes).\n- rpm/check-for-config-changes: ignore also PAHOLE_HAS_* We now also have options like CONFIG_PAHOLE_HAS_LANG_EXCLUDE.\n- s390/dasd: fix memleak in path handling error case (git-fixes bsc#1213221).\n- s390/perf: Change CPUM_CF return code in event init function (git-fixes bsc#1213344).\n- s390/perf: Return error when debug_register fails (git-fixes bsc#1212657).\n- s390: limit brk randomization to 32MB (git-fixes bsc#1213346).\n- uas: add no-uas quirk for Hiksemi usb_disk (git-fixes).\n- uas: ignore UAS for Thinkplus chips (git-fixes).\n- ubi: Fix failure attaching when vid_hdr offset equals to (sub)page size (bsc#1210584).\n- ubi: ensure that VID header offset + VID header size &lt;= alloc, size (bsc#1210584).\n- udf: Avoid double brelse() in udf_rename() (bsc#1213032).\n- udf: Check consistency of Space Bitmap Descriptor (bsc#1210771).\n- udf: Define EFSCORRUPTED error code (bsc#1213038).\n- udf: Discard preallocation before extending file with a hole (bsc#1213036).\n- udf: Do not bother looking for prealloc extents if i_lenExtents matches i_size (bsc#1213035).\n- udf: Do not bother merging very long extents (bsc#1213040).\n- udf: Do not update file length for failed writes to inline files (bsc#1213041).\n- udf: Drop unused arguments of udf_delete_aext() (bsc#1213033).\n- udf: Fix extending file within last block (bsc#1213037).\n- udf: Fix preallocation discarding at indirect extent boundary (bsc#1213034).\n- udf: Truncate added extents on failed expansion (bsc#1213039).\n- usb-storage: Add Hiksemi USB3-FW to IGNORE_UAS (git-fixes).\n- usrmerge: Adjust module path in the kernel sources (bsc#1212835).\n- vfio-ccw: Do not call flush_workqueue while holding the spinlock (git-fixes bsc#1213218).\n- vfio-ccw: fence off transport mode (git-fixes bsc#1213215).\n- writeback: fix call of incorrect macro (bsc#1213024).\n- x86/bugs: Enable STIBP for JMP2RET (git-fixes).\n- x86/bugs: Remove apostrophe typo (git-fixes).\n- x86/bugs: Warn when 'ibrs' mitigation is selected on Enhanced IBRS parts (git-fixes).\n- x86/cpu: Load microcode during restore_processor_state() (git-fixes).\n- x86/delay: Fix the wrong asm constraint in delay_loop() (git-fixes).\n- x86/speculation/mmio: Print SMT warning (git-fixes).\n- x86: Fix return value of __setup handlers (git-fixes).","dates":{"published":"2023-07-27T12:18:33.000Z","modified":"2026-02-04T03:19:46.960Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"suse","product":"kernel-rt_debug&distro=SUSE Linux Enterprise Real Time 12 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