SUSE-SU-2021:4099-1

Source
https://www.suse.com/support/update/announcement/2021/suse-su-20214099-1/
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:4099-1.json
JSON Data
https://api.osv.dev/v1/vulns/SUSE-SU-2021:4099-1
Related
Published
2021-12-15T11:30:42Z
Modified
2021-12-15T11:30:42Z
Summary
Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP3)
Details

This update for the Linux Kernel 5.3.18-57 fixes several issues.

The following security issues were fixed:

  • CVE-2021-0941: In bpfskbchange_head of filter.c, there is a possible out of bounds read due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation (bnc#1192045).
  • CVE-2021-20322: Make the ipv4 and ipv6 ICMP exception caches less predictive to avoid information leaks about UDP ports in use. (bsc#1191790)
References

Affected packages

SUSE:Linux Enterprise Live Patching 15 SP3 / kernel-livepatch-SLE15-SP3_Update_0

Package

Name
kernel-livepatch-SLE15-SP3_Update_0
Purl
purl:rpm/suse/kernel-livepatch-SLE15-SP3_Update_0&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP3

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
9-3.1

Ecosystem specific

{
    "binaries": [
        {
            "kernel-livepatch-5_3_18-57-default": "9-3.1"
        }
    ]
}