QID 750738

Date Published: 2021-07-05

QID 750738: SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2020:3326-1)

The suse linux enterprise 12 sp5 kernel was updated to receive various security and bug fixes.
the following security bugs were fixed: - cve-2020-25656: fixed a concurrency use-after-free in vt_do_kdgkb_ioctl (bnc#1177766).
- cve-2020-25285: fixed a race condition between hugetlb sysctl handlers in mm/hugetlb.c (bnc#1176485).
- cve-2020-0430: fixed an oob read in skb_headlen of /include/linux/skbuff.h (bnc#1176723).
- cve-2020-14351: fixed a race in the perf_mmap_close() function (bsc#1177086).
- cve-2020-16120: fixed a permissions issue in ovl_path_open() (bsc#1177470).
- cve-2020-8694: restricted energy meter to root access (bsc#1170415).
- cve-2020-25705: a icmp global rate limiting side-channel was removed which could lead to e.g. the saddns attack (bsc#1175721)

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation allows attacker to compromise the system.

  • CVSS V3 rated as High - 7.8 severity.
  • CVSS V2 rated as Medium - 5.8 severity.
    • Solution
    Upgrade to the latest package which contains the patch. To install this SUSE Security, Update use YaST online_update. Alternatively you can run the command listed for your product. To install packages using the command line interface, use command "yum update". Refer to Suse security advisory: SUSE-SU-2020:3326-1 to address this issue and obtain further details.
    Vendor References

    CVEs related to QID 750738

    CVE-2020-16120 | CVE-2020-25285 | CVE-2020-25656 | CVE-2020-14351 | CVE-2020-25705 | CVE-2020-0430 | CVE-2020-8694 |
    Software Advisories
    Advisory ID Software Component Link
    SUSE-SU-2020:3326-1 SUSE Enterprise Linux URL Logo lists.suse.com/pipermail/sle-security-updates/2020-November/007776.html
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