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ubuntuUbuntuUSN-3067-1
HistoryAug 24, 2016 - 12:00 a.m.

HarfBuzz vulnerabilities

2016-08-2400:00:00
ubuntu.com
46

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H

AI Score

8.4

Confidence

High

EPSS

0.039

Percentile

92.0%

Releases

  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • harfbuzz - OpenType text shaping engine

Details

Kostya Serebryany discovered that HarfBuzz incorrectly handled memory. A
remote attacker could use this issue to cause HarfBuzz to crash, resulting
in a denial of service, or possibly execute arbitrary code. (CVE-2015-8947)

It was discovered that HarfBuzz incorrectly handled certain length checks.
A remote attacker could use this issue to cause HarfBuzz to crash,
resulting in a denial of service, or possibly execute arbitrary code.
This issue only applied to Ubuntu 16.04 LTS. (CVE-2016-2052)

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H

AI Score

8.4

Confidence

High

EPSS

0.039

Percentile

92.0%