SUSE Security Update: Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP3) ______________________________________________________________________________
Affected Products: SUSE Linux Enterprise Module for Live Patching 15-SP3 ______________________________________________________________________________
An update that solves 7 vulnerabilities and has one errata is now available.
Description:
This update for the Linux Kernel 5.3.18-57 fixes several issues.
The following issues were fixed:
- CVE-2021-3489: Fixed an issue where the eBPF RINGBUF bpf_ringbuf_reserve did not check that the allocated size was smaller than the ringbuf size (bsc#1185640). - CVE-2021-3490: Fixed an issue where the eBPF ALU32 bounds tracking for bitwise ops (AND, OR and XOR) did not update the 32-bit bounds (bsc#1185641). - CVE-2021-33034: Fixed a use-after-free when destroying an hci_chan. This could lead to writing an arbitrary values (bsc#1186111). - CVE-2021-32399: Fixed a race condition when removing the HCI controller (bsc#1184611). - CVE-2020-36322: Fixed an issue was discovered in FUSE filesystem implementation which could have caused a system crash (bsc#1184211). - CVE-2021-29154: Fixed incorrect computation of branch displacements, allowing arbitrary code execution (bsc#1184391). - CVE-2021-28660: Fixed an out of bounds write in rtw_wx_set_scan (bsc#1183593). - Fixed a data loss/data corruption that occurs if there is a write error on an md/raid array (bsc#1185847).
Patch Instructions:
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
- SUSE Linux Enterprise Module for Live Patching 15-SP3:
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2021-2198=1
Package List:
- SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x x86_64):
