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OpenAdvisories
High ELSA-2021-0671 1 CVE

Important: bind security update (Oracle Linux 7)

Published Mar 2, 2021 · Updated Mar 2, 2021

Summary

[32:9.11.4-26.P2.4]
- Fix off-by-one bug in ISC SPNEGO implementation (CVE-2020-8625)

[32:9.11.4-26.P2.3]
- Fix inline re-signing (#rh1889902)

[32:9.11.4-26.P2.2]
- Fix unsupported algorithms validation (#rh1769876)

[32:9.11.4-26.P2.1]
- Fix tsig-request verify (CVE-2020-8622)
- Prevent PKCS11 daemon crash on crafted packet (CVE-2020-8623)
- Correct update-policy type subdomain to match documentation (CVE-2020-8624)

Fixed packages 16

ReleasePackageFixed in
Oracle Linux · 7 bind 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-chroot 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-devel 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-export-devel 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-export-libs 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-libs 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-libs-lite 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-license 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-lite-devel 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-pkcs11 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-pkcs11-devel 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-pkcs11-libs 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-pkcs11-utils 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-sdb 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-sdb-chroot 32:9.11.4-26.P2.el7_9.4
Oracle Linux · 7 bind-utils 32:9.11.4-26.P2.el7_9.4

Vulnerabilities 1

  • High 8.1
    CVE-2020-8625 EPSS 65%

    A vulnerability in BIND's GSSAPI security policy negotiation can be targeted by a buffer overflow attack

    BIND servers are vulnerable if they are running an affected version and are configured to use GSS-TSIG features. In a configuration which uses BIND's default settings the vulnerable code path is not exposed, but a server can be rendered vulnerable by explicit…