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amazonAmazonALAS2-2023-2049
HistoryMay 11, 2023 - 5:49 p.m.

Important: glib2

2023-05-1117:49:00
alas.aws.amazon.com
33

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.5 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access 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

0.032 Low

EPSS

Percentile

91.1%

Issue Overview:

In GNOME GLib 2.56.1, g_markup_parse_context_end_parse() in gmarkup.c has a NULL pointer dereference. (CVE-2018-16428)

GNOME GLib 2.56.1 has an out-of-bounds read vulnerability in g_markup_parse_context_parse() in gmarkup.c, related to utf8_str(). (CVE-2018-16429)

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.amzn2.0.3.aarch64  
    glib2-devel-2.56.1-9.amzn2.0.3.aarch64  
    glib2-fam-2.56.1-9.amzn2.0.3.aarch64  
    glib2-static-2.56.1-9.amzn2.0.3.aarch64  
    glib2-tests-2.56.1-9.amzn2.0.3.aarch64  
    glib2-debuginfo-2.56.1-9.amzn2.0.3.aarch64  
  
i686:  
    glib2-2.56.1-9.amzn2.0.3.i686  
    glib2-devel-2.56.1-9.amzn2.0.3.i686  
    glib2-fam-2.56.1-9.amzn2.0.3.i686  
    glib2-static-2.56.1-9.amzn2.0.3.i686  
    glib2-tests-2.56.1-9.amzn2.0.3.i686  
    glib2-debuginfo-2.56.1-9.amzn2.0.3.i686  
  
noarch:  
    glib2-doc-2.56.1-9.amzn2.0.3.noarch  
  
src:  
    glib2-2.56.1-9.amzn2.0.3.src  
  
x86_64:  
    glib2-2.56.1-9.amzn2.0.3.x86_64  
    glib2-devel-2.56.1-9.amzn2.0.3.x86_64  
    glib2-fam-2.56.1-9.amzn2.0.3.x86_64  
    glib2-static-2.56.1-9.amzn2.0.3.x86_64  
    glib2-tests-2.56.1-9.amzn2.0.3.x86_64  
    glib2-debuginfo-2.56.1-9.amzn2.0.3.x86_64  

Additional References

Red Hat: CVE-2018-16428, CVE-2018-16429

Mitre: CVE-2018-16428, CVE-2018-16429

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.5 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access 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

0.032 Low

EPSS

Percentile

91.1%