AlmaLinux 2227 Published by

A kernel security, bug fix, and enhancement update has been released for AlmaLinux.



ALSA-2021:1578 Important: kernel security, bug fix, and enhancement update


Type:
security

Severity:
important

Release date:
2021-05-18

Description
Security Fix(es):
* kernel: Integer overflow in Intel(R) Graphics Drivers (CVE-2020-12362)
* kernel: memory leak in sof_set_get_large_ctrl_data() function in sound/soc/sof/ipc.c (CVE-2019-18811)
* kernel: use-after-free caused by a malicious USB device in the drivers/usb/misc/adutux.c driver (CVE-2019-19523)
* kernel: use-after-free bug caused by a malicious USB device in the drivers/usb/misc/iowarrior.c driver (CVE-2019-19528)
* kernel: possible out of bounds write in kbd_keycode of keyboard.c (CVE-2020-0431)
* kernel: DoS by corrupting mountpoint reference counter (CVE-2020-12114)
* kernel: use-after-free in usb_sg_cancel function in drivers/usb/core/message.c (CVE-2020-12464)
* kernel: buffer uses out of index in ext3/4 filesystem (CVE-2020-14314)
* kernel: Use After Free vulnerability in cgroup BPF component (CVE-2020-14356)
* kernel: NULL pointer dereference in serial8250_isa_init_ports function in drivers/tty/serial/8250/8250_core.c (CVE-2020-15437)
* kernel: umask not applied on filesystem without ACL support (CVE-2020-24394)
* kernel: TOCTOU mismatch in the NFS client code (CVE-2020-25212)
* kernel: incomplete permission checking for access to rbd devices (CVE-2020-25284)
* kernel: race condition between hugetlb sysctl handlers in mm/hugetlb.c (CVE-2020-25285)
* kernel: improper input validation in ppp_cp_parse_cr function leads to memory corruption and read overflow (CVE-2020-25643)
* kernel: perf_event_parse_addr_filter memory (CVE-2020-25704)
* kernel: use-after-free in kernel midi subsystem (CVE-2020-27786)
* kernel: child process is able to access parent mm through hfi dev file handle (CVE-2020-27835)
* kernel: slab-out-of-bounds read in fbcon (CVE-2020-28974)
* kernel: fork: fix copy_process(CLONE_PARENT) race with the exiting ->real_parent (CVE-2020-35508)
* kernel: fuse: fuse_do_getattr() calls make_bad_inode() in inappropriate situations (CVE-2020-36322)
* kernel: use after free in tun_get_user of tun.c could lead to local escalation of privilege (CVE-2021-0342)
* kernel: NULL pointer dereferences in ov511_mode_init_regs and ov518_mode_init_regs in drivers/media/usb/gspca/ov519.c (CVE-2020-11608)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

References:
CVE-2019-18811
CVE-2019-19523
CVE-2019-19528
CVE-2020-0431
CVE-2020-11608
CVE-2020-12114
CVE-2020-12362
CVE-2020-12464
CVE-2020-14314
CVE-2020-14356
CVE-2020-15437
CVE-2020-24394
CVE-2020-25212
CVE-2020-25284
CVE-2020-25285
CVE-2020-25643
CVE-2020-25704
CVE-2020-27786
CVE-2020-27835
CVE-2020-28974
CVE-2020-35508
CVE-2020-36322
CVE-2021-0342

Updates packages:
bpftool-4.18.0-305.el8.x86_64.rpm
kernel-4.18.0-305.el8.x86_64.rpm
kernel-abi-stablelists-4.18.0-305.el8.noarch.rpm
kernel-core-4.18.0-305.el8.x86_64.rpm
kernel-cross-headers-4.18.0-305.el8.x86_64.rpm
kernel-debug-4.18.0-305.el8.x86_64.rpm
kernel-debug-core-4.18.0-305.el8.x86_64.rpm
kernel-debug-devel-4.18.0-305.el8.x86_64.rpm
kernel-debug-modules-4.18.0-305.el8.x86_64.rpm
kernel-debug-modules-extra-4.18.0-305.el8.x86_64.rpm
kernel-devel-4.18.0-305.el8.x86_64.rpm
kernel-doc-4.18.0-305.el8.noarch.rpm
kernel-headers-4.18.0-305.el8.x86_64.rpm
kernel-modules-4.18.0-305.el8.x86_64.rpm
kernel-modules-extra-4.18.0-305.el8.x86_64.rpm
kernel-tools-4.18.0-305.el8.x86_64.rpm
kernel-tools-libs-4.18.0-305.el8.x86_64.rpm
kernel-tools-libs-devel-4.18.0-305.el8.x86_64.rpm
perf-4.18.0-305.el8.x86_64.rpm
python3-perf-4.18.0-305.el8.x86_64.rpm

Notes:
This page is generated automatically and has not been checked for errors. For clarification or corrections please contact the AlmaLinux Packaging Team.

  ALSA-2021:1578 Important: kernel security, bug fix, and enhancement update