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ubuntuUbuntuUSN-5366-2
HistoryApr 27, 2022 - 12:00 a.m.

FriBidi vulnerabilities

2022-04-2700:00:00
ubuntu.com
60

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.8 High

AI Score

Confidence

High

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

33.7%

Releases

  • Ubuntu 22.04 LTS

Packages

  • fribidi - Free Implementation of the Unicode BiDi algorithm (utility)

Details

USN-5366-1 fixed several vulnerabilities in FriBidi. This update provides the
corresponding updates for Ubuntu 22.04 LTS.

Original advisory details:

It was discovered that FriBidi incorrectly handled processing of input strings
resulting in memory corruption. An attacker could use this issue to cause
FriBidi to crash, resulting in a denial of service, or potentially execute
arbitrary code. (CVE-2022-25308)

It was discovered that FriBidi incorrectly validated input data to its CapRTL
unicode encoder, resulting in memory corruption. An attacker could use this
issue to cause FriBidi to crash, resulting in a denial of service, or
potentially execute arbitrary code. (CVE-2022-25309)

It was discovered that FriBidi incorrectly handled empty input when removing
marks from unicode strings, resulting in a crash. An attacker could use this
to cause FriBidi to crash, resulting in a denial of service, or potentially
execute arbitrary code. (CVE-2022-25310)

OSVersionArchitecturePackageVersionFilename
Ubuntu22.04noarchlibfribidi-bin< 1.0.8-2ubuntu3.1UNKNOWN
Ubuntu22.04noarchlibfribidi-bin-dbgsym< 1.0.8-2ubuntu3.1UNKNOWN
Ubuntu22.04noarchlibfribidi-dev< 1.0.8-2ubuntu3.1UNKNOWN
Ubuntu22.04noarchlibfribidi0< 1.0.8-2ubuntu3.1UNKNOWN
Ubuntu22.04noarchlibfribidi0-dbgsym< 1.0.8-2ubuntu3.1UNKNOWN

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.8 High

AI Score

Confidence

High

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

33.7%