The SUSE Linux Enterprise 12-SP4 kernel-RT was updated to 4.12.14 to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2020-8992: Fixed an issue in ext4_protect_reserved_inode in fs/ext4/block_validity.c that allowed attackers to cause a soft lockup via a crafted journal size (bsc#1164069).
- CVE-2020-8648: Fixed a use-after-free vulnerability in the n_tty_receive_buf_common function in drivers/tty/n_tty.c (bsc#1162928).
- CVE-2020-2732: Fixed an issue affecting Intel CPUs where an L2 guest may trick the L0 hypervisor into accessing sensitive L1 resources (bsc#1163971).
- CVE-2020-8428: There was a use-after-free bug in fs/namei.c, which allowed local users to cause a denial of service (OOPS) or possibly obtain sensitive information from kernel memory, aka CID-d0cb50185ae9 (bsc#1162109).
The following non-security bugs were fixed:
- 6pack,mkiss: fix possible deadlock (bsc#1051510).
- ACPI / APEI: Switch estatus pool to use vmalloc memory (bsc#1051510).
- ACPI: PM: Avoid attaching ACPI PM domain to certain devices (bsc#1051510).
- ACPI / video: Add force_none quirk for Dell OptiPlex 9020M (bsc#1051510).
- ACPI: video: Do not export a non working backlight interface on MSI MS-7721 boards (bsc#1051510).
- ACPI: watchdog: Allow disabling WDAT at boot (bsc#1162557).
- ACPI / watchdog: Fix init failure with overlapping register regions (bsc#1162557).
- ACPI / watchdog: Set default timeout in probe (bsc#1162557).
- ALSA: hda/realtek - Fix silent output on MSI-GL73 (git-fixes).
- ALSA: hda: Reset stream if DMA RUN bit not cleared (bsc#1111666).
- ALSA: hda: Use scnprintf() for printing texts for sysfs/procfs (git-fixes).
- ALSA: seq: Avoid concurrent access to queue flags (git-fixes).
- ALSA: seq: Fix concurrent access to queue current tick/time (git-fixes).
- ALSA: usb-audio: Apply sample rate quirk for Audioengine D1 (git-fixes).
- arm64: Revert support for execute-only user mappings (bsc#1160218).
- ASoC: sun8i-codec: Fix setting...