QID 239961

Date Published: 2021-12-14

QID 239961: Red Hat Update for samba (RHSA-2021:5082)

samba is an open-source implementation of the server message block (smb) protocol and the related common internet file system (cifs) protocol, which allow pc-compatible machines to share files, printers, and various information.

Security Fix(es):
  • samba: active directory (ad) domain user could become root on domain members (cve-2020-25717)
  • samba: smb1 client connections can be downgraded to plaintext authentication (cve-2016-2124)
  • samba: subsequent dce/rpc fragment injection vulnerability (cve-2021-23192)

Affected Products:

  • Red Hat enterprise linux for x86_64 8 x86_64
  • Red Hat enterprise linux for ibm z systems 8 s390x
  • Red Hat enterprise linux for power, little endian 8 ppc64le
  • Red Hat virtualization host 4 for rhel 8 x86_64
  • Red Hat enterprise linux for arm 64 8 aarch64
  • Red Hat codeready linux builder for x86_64 8 x86_64
  • Red Hat codeready linux builder for power, little endian 8 ppc64le
  • Red Hat codeready linux builder for arm 64 8 aarch64
  • Red Hat codeready linux builder for ibm z systems 8 s390x



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 Medium - 4.2 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2021:5082 for updates and patch information.
    Vendor References

    CVEs related to QID 239961

    CVE-2016-2124 | CVE-2020-25717 | CVE-2021-23192 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:5082 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:5082
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