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ubuntuUbuntuUSN-4759-1
HistoryMar 08, 2021 - 12:00 a.m.

GLib vulnerabilities

2021-03-0800:00:00
ubuntu.com
85

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

8.5 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.01 Low

EPSS

Percentile

83.2%

JSON

Releases

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

Packages

  • glib2.0 - GLib library of C routines

Details

Krzesimir Nowak discovered that GLib incorrectly handled certain large
buffers. A remote attacker could use this issue to cause applications
linked to GLib to crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2021-27218)

Kevin Backhouse discovered that GLib incorrectly handled certain memory
allocations. A remote attacker could use this issue to cause applications
linked to GLib to crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2021-27219)

OSVersionArchitecturePackageVersionFilename
Ubuntu20.10noarchlibglib2.0-0< 2.66.1-2ubuntu0.1UNKNOWN
Ubuntu20.10noarchlibglib2.0-0-dbgsym< 2.66.1-2ubuntu0.1UNKNOWN
Ubuntu20.10noarchlibglib2.0-bin< 2.66.1-2ubuntu0.1UNKNOWN
Ubuntu20.10noarchlibglib2.0-bin-dbgsym< 2.66.1-2ubuntu0.1UNKNOWN
Ubuntu20.10noarchlibglib2.0-data< 2.66.1-2ubuntu0.1UNKNOWN
Ubuntu20.10noarchlibglib2.0-dev< 2.66.1-2ubuntu0.1UNKNOWN
Ubuntu20.10noarchlibglib2.0-dev-bin< 2.66.1-2ubuntu0.1UNKNOWN
Ubuntu20.10noarchlibglib2.0-dev-bin-dbgsym< 2.66.1-2ubuntu0.1UNKNOWN
Ubuntu20.10noarchlibglib2.0-doc< 2.66.1-2ubuntu0.1UNKNOWN
Ubuntu20.10noarchlibglib2.0-tests< 2.66.1-2ubuntu0.1UNKNOWN
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7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

8.5 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.01 Low

EPSS

Percentile

83.2%

JSON
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