Red Hat Security AdvisoryRHSA-2020:2082
kernel security and bug fix update
Released 2020-05-12 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux Client (v. 7) bpftool-3.10.0-1127.8.2.el7, kernel-3.10.0-1127.8.2.el7, kernel-abi-whitelists-3.10.0-1127.8.2.el7 +8
- Red Hat Enterprise Linux Client Optional (v. 7) kernel-tools-libs-devel-3.10.0-1127.8.2.el7
- Red Hat Enterprise Linux ComputeNode (v. 7) bpftool-3.10.0-1127.8.2.el7, kernel-3.10.0-1127.8.2.el7, kernel-abi-whitelists-3.10.0-1127.8.2.el7 +8
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-tools-libs-devel-3.10.0-1127.8.2.el7
- Red Hat Enterprise Linux Server (v. 7) bpftool-3.10.0-1127.8.2.el7, kernel-3.10.0-1127.8.2.el7, kernel-abi-whitelists-3.10.0-1127.8.2.el7 +11
- Red Hat Enterprise Linux Server Optional (v. 7) kernel-debug-devel-3.10.0-1127.8.2.el7, kernel-tools-libs-devel-3.10.0-1127.8.2.el7
- Red Hat Enterprise Linux Workstation (v. 7) bpftool-3.10.0-1127.8.2.el7, kernel-3.10.0-1127.8.2.el7, kernel-abi-whitelists-3.10.0-1127.8.2.el7 +8
- Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-tools-libs-devel-3.10.0-1127.8.2.el7
Fixes 3 records
Priority MEDIUM 40
In the Linux kernel 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub-buffer).
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.0415 · Published 2019-12-12 · Partial fix CWE-416
Priority LOW 34
An issue was discovered in the Linux kernel before 4.14.11.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00363 · Published 2019-09-04 · Fixed CWE-415
Priority LOW 32
A NULL pointer dereference flaw was found in the Linux kernel's SELinux subsystem in versions before 5.7.
CVSS 3.1MEDIUM 5.9· Network · No auth · No interaction · EPSS 0.03083 · Published 2020-05-22 · Fixed in 5.7 CWE-476
