CVE-2021-27219

HIGH

GNOME GLib <2.66.6, <2.67.3 - Memory Corruption

Title source: llm
STIX 2.1

Description

An issue was discovered in GNOME GLib before 2.66.6 and 2.67.x before 2.67.3. The function g_bytes_new has an integer overflow on 64-bit platforms due to an implicit cast from 64 bits to 32 bits. The overflow could potentially lead to memory corruption.

References (7)

Core 7
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://gitlab.gnome.org/GNOME/glib/-/issues/2319
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20210319-0004/
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202107-13
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/06/msg00006.html

Scores

CVSS v3 7.5
EPSS 0.0288
EPSS Percentile 85.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-681
Status published
Products (8)
broadcom/brocade_fabric_operating_system_firmware
debian/debian_linux 9.0
fedoraproject/fedora 33
fedoraproject/fedora 34
gnome/glib < 2.66.6
netapp/active_iq_unified_manager
netapp/cloud_backup
netapp/e-series_performance_analyzer
Published Feb 15, 2021
Tracked Since Feb 18, 2026