CVE-2021-27218
glib2.0 - security update
7.5
HIGH
CVSS 3.1
EPSS 10.5%
Description
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.
How to fix CVE-2021-27218
To remediate CVE-2021-27218, upgrade the affected package to a fixed version below.
- Alpine/glib—upgrade to 2.66.7-r0 or later
- —upgrade to 2.66.7-1 or later
- —upgrade to 2.50.3-2+deb9u3 or later
Is CVE-2021-27218 being exploited?
Moderate — EPSS is 10.5%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (3)
- from 0, < 2.66.7-r0
- from 0, < 2.66.7-1
- from 0, < 2.50.3-2+deb9u3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |