CVE-2011-4528

2011-12-2011:55:05

Debian Security Bug Tracker

security-tracker.debian.org

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.008 Low

EPSS

Percentile

82.1%

JSON

Unbound before 1.4.13p2 attempts to free unallocated memory during processing of duplicate CNAME records in a signed zone, which allows remote DNS servers to cause a denial of service (daemon crash) via a crafted response.

OSVersionArchitecturePackageVersionFilename
Debian12allunbound< 1.4.14-1unbound_1.4.14-1_all.deb
Debian11allunbound< 1.4.14-1unbound_1.4.14-1_all.deb
Debian10allunbound< 1.4.14-1unbound_1.4.14-1_all.deb
Debian999allunbound< 1.4.14-1unbound_1.4.14-1_all.deb
Debian13allunbound< 1.4.14-1unbound_1.4.14-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	unbound	< 1.4.14-1	unbound_1.4.14-1_all.deb
Debian	11	all	unbound	< 1.4.14-1	unbound_1.4.14-1_all.deb
Debian	10	all	unbound	< 1.4.14-1	unbound_1.4.14-1_all.deb
Debian	999	all	unbound	< 1.4.14-1	unbound_1.4.14-1_all.deb
Debian	13	all	unbound	< 1.4.14-1	unbound_1.4.14-1_all.deb