QID 240494

Date Published: 2022-06-29

QID 240494: Red Hat Update for kernel (RHSA-2022:5220)

the kernel packages contain the linux kernel, the core of any linux operating system.

Security Fix(es):
  • kernel: small table perturb size in the tcp source port generation algorithm can lead to information leak (cve-2022-1012)
  • kernel: race condition in perf_event_open leads to privilege escalation (cve-2022-1729)
  • kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root (cve-2022-1966)
  • kernel: buffer overflow in ipsec esp transformation code (cve-2022-27666)
  • kernel: the copy-on-write implementation can grant unintended write access because of a race condition in a thp mapcount check (cve-2020-29368)

Affected Products:

  • Red Hat enterprise linux for x86_64 - extended update support 8.2 x86_64
  • Red Hat enterprise linux server - aus 8.2 x86_64
  • Red Hat enterprise linux for ibm z systems - extended update support 8.2 s390x
  • Red Hat enterprise linux for power, little endian - extended update support 8.2 ppc64le
  • Red Hat enterprise linux server - tus 8.2 x86_64
  • Red Hat enterprise linux for arm 64 - extended update support 8.2 aarch64
  • Red Hat enterprise linux server for power le - update services for sap solutions 8.2 ppc64le
  • Red Hat enterprise linux for x86_64 - update services for sap solutions 8.2 x86_64
  • Red Hat codeready linux builder for x86_64 - extended update support 8.2 x86_64
  • Red Hat codeready linux builder for power, little endian - extended update support 8.2 ppc64le
  • Red Hat codeready linux builder for arm 64 - extended update support 8.2 aarch64



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 of this vulnerability could lead to a security breach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as High - 7.8 severity.
  • CVSS V2 rated as High - 6.9 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2022:5220 for updates and patch information.
    Vendor References

    CVEs related to QID 240494

    CVE-2020-29368 | CVE-2022-1012 | CVE-2022-1729 | CVE-2022-1966 | CVE-2022-27666 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2022:5220 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2022:5220
    By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].