Vulnerability CVE-2021-27218


Published: 2021-02-15

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.

Type:

CWE-681

(Incorrect Conversion between Numeric Types)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Gnome -> GLIB 

 References:
https://gitlab.gnome.org/GNOME/glib/-/merge_requests/1942
https://gitlab.gnome.org/GNOME/glib/-/merge_requests/1944

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