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redhatRedHatRHSA-2021:2170
HistoryJun 01, 2021 - 9:04 a.m.

(RHSA-2021:2170) Important: glib2 security and bug fix update

2021-06-0109:04:25
access.redhat.com
45
glib2
security update
bug fix
integer overflow
refcounting issue
cve-2021-27219
bz#1953553
gnome

CVSS2

5

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

7.5

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

EPSS

0.004

Percentile

74.1%

JSON

GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, the main loop implementation, and a large set of utility functions for strings and common data structures.

Security Fix(es):

  • glib: integer overflow in g_bytes_new function on 64-bit platforms due to an implicit cast from 64 bits to 32 bits (CVE-2021-27219)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • Refcounting issue causes crashes and slow workarounds (BZ#1953553)
OSVersionArchitecturePackageVersionFilename
RedHat8i686glib2-debugsource< 2.56.4-10.el8_4glib2-debugsource-2.56.4-10.el8_4.i686.rpm
RedHat8s390xglib2-devel< 2.56.4-10.el8_4glib2-devel-2.56.4-10.el8_4.s390x.rpm
RedHat8ppc64leglib2-static< 2.56.4-10.el8_4glib2-static-2.56.4-10.el8_4.ppc64le.rpm
RedHat8aarch64glib2-devel< 2.56.4-10.el8_4glib2-devel-2.56.4-10.el8_4.aarch64.rpm
RedHat8s390xglib2-tests< 2.56.4-10.el8_4glib2-tests-2.56.4-10.el8_4.s390x.rpm
RedHat8noarchglib2-doc< 2.56.4-10.el8_4glib2-doc-2.56.4-10.el8_4.noarch.rpm
RedHat8i686glib2-tests-debuginfo< 2.56.4-10.el8_4glib2-tests-debuginfo-2.56.4-10.el8_4.i686.rpm
RedHat8ppc64leglib2-tests< 2.56.4-10.el8_4glib2-tests-2.56.4-10.el8_4.ppc64le.rpm
RedHat8aarch64glib2-devel-debuginfo< 2.56.4-10.el8_4glib2-devel-debuginfo-2.56.4-10.el8_4.aarch64.rpm
RedHat8x86_64glib2-static< 2.56.4-10.el8_4glib2-static-2.56.4-10.el8_4.x86_64.rpm
Rows per page:
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CVSS2

5

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

7.5

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

EPSS

0.004

Percentile

74.1%

JSON
Related for RHSA-2021:2170
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