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ubuntuUbuntuUSN-4929-1
HistoryApr 29, 2021 - 12:00 a.m.

Bind vulnerabilities

2021-04-2900:00:00
ubuntu.com
129

8.4 High

AI Score

Confidence

High

0.447 Medium

EPSS

Percentile

97.4%

Releases

  • Ubuntu 21.04
  • Ubuntu 20.10
  • Ubuntu 20.04 LTS
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • bind9 - Internet Domain Name Server

Details

Greg Kuechle discovered that Bind incorrectly handled certain incremental
zone updates. A remote attacker could possibly use this issue to cause Bind
to crash, resulting in a denial of service. (CVE-2021-25214)

Siva Kakarla discovered that Bind incorrectly handled certain DNAME
records. A remote attacker could possibly use this issue to cause Bind to
crash, resulting in a denial of service. (CVE-2021-25215)

It was discovered that Bind incorrectly handled GSSAPI security policy
negotiation. A remote attacker could use this issue to cause Bind to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2021-25216)

OSVersionArchitecturePackageVersionFilename
Ubuntu21.04noarchbind9< 1:9.16.8-1ubuntu3.1UNKNOWN
Ubuntu21.04noarchbind9-dbgsym< 1:9.16.8-1ubuntu3.1UNKNOWN
Ubuntu21.04noarchbind9-dev< 1:9.16.8-1ubuntu3.1UNKNOWN
Ubuntu21.04noarchbind9-dnsutils< 1:9.16.8-1ubuntu3.1UNKNOWN
Ubuntu21.04noarchbind9-dnsutils-dbgsym< 1:9.16.8-1ubuntu3.1UNKNOWN
Ubuntu21.04noarchbind9-doc< 1:9.16.8-1ubuntu3.1UNKNOWN
Ubuntu21.04noarchbind9-host< 1:9.16.8-1ubuntu3.1UNKNOWN
Ubuntu21.04noarchbind9-host-dbgsym< 1:9.16.8-1ubuntu3.1UNKNOWN
Ubuntu21.04noarchbind9-libs< 1:9.16.8-1ubuntu3.1UNKNOWN
Ubuntu21.04noarchbind9-libs-dbgsym< 1:9.16.8-1ubuntu3.1UNKNOWN
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