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
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
AI Score
Confidence
High
EPSS
Percentile
83.5%
Issue Overview:
An issue was discovered in GNOME GLib before 2.66.7 and 2.67.x before 2.67.4. If g_byte_array_new_take() was called with a buffer of 4GB or more on a 64-bit platform, the length would be truncated modulo 2**32, causing unintended length truncation. (CVE-2021-27218)
Affected Packages:
glib2
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update glib2 to update your system.
New Packages:
aarch64:
glib2-2.56.1-9.amzn2.0.2.aarch64
glib2-devel-2.56.1-9.amzn2.0.2.aarch64
glib2-fam-2.56.1-9.amzn2.0.2.aarch64
glib2-static-2.56.1-9.amzn2.0.2.aarch64
glib2-tests-2.56.1-9.amzn2.0.2.aarch64
glib2-debuginfo-2.56.1-9.amzn2.0.2.aarch64
i686:
glib2-2.56.1-9.amzn2.0.2.i686
glib2-devel-2.56.1-9.amzn2.0.2.i686
glib2-fam-2.56.1-9.amzn2.0.2.i686
glib2-static-2.56.1-9.amzn2.0.2.i686
glib2-tests-2.56.1-9.amzn2.0.2.i686
glib2-debuginfo-2.56.1-9.amzn2.0.2.i686
noarch:
glib2-doc-2.56.1-9.amzn2.0.2.noarch
src:
glib2-2.56.1-9.amzn2.0.2.src
x86_64:
glib2-2.56.1-9.amzn2.0.2.x86_64
glib2-devel-2.56.1-9.amzn2.0.2.x86_64
glib2-fam-2.56.1-9.amzn2.0.2.x86_64
glib2-static-2.56.1-9.amzn2.0.2.x86_64
glib2-tests-2.56.1-9.amzn2.0.2.x86_64
glib2-debuginfo-2.56.1-9.amzn2.0.2.x86_64
Red Hat: CVE-2021-27218
Mitre: CVE-2021-27218
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | aarch64 | glib2 | < 2.56.1-9.amzn2.0.2 | glib2-2.56.1-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | glib2-devel | < 2.56.1-9.amzn2.0.2 | glib2-devel-2.56.1-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | glib2-fam | < 2.56.1-9.amzn2.0.2 | glib2-fam-2.56.1-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | glib2-static | < 2.56.1-9.amzn2.0.2 | glib2-static-2.56.1-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | glib2-tests | < 2.56.1-9.amzn2.0.2 | glib2-tests-2.56.1-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | glib2-debuginfo | < 2.56.1-9.amzn2.0.2 | glib2-debuginfo-2.56.1-9.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | i686 | glib2 | < 2.56.1-9.amzn2.0.2 | glib2-2.56.1-9.amzn2.0.2.i686.rpm |
Amazon Linux | 2 | i686 | glib2-devel | < 2.56.1-9.amzn2.0.2 | glib2-devel-2.56.1-9.amzn2.0.2.i686.rpm |
Amazon Linux | 2 | i686 | glib2-fam | < 2.56.1-9.amzn2.0.2 | glib2-fam-2.56.1-9.amzn2.0.2.i686.rpm |
Amazon Linux | 2 | i686 | glib2-static | < 2.56.1-9.amzn2.0.2 | glib2-static-2.56.1-9.amzn2.0.2.i686.rpm |
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
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
AI Score
Confidence
High
EPSS
Percentile
83.5%