CVE-2023-32636Uncontrolled Resource Consumption in Glib

Severity
7.5HIGHNVD
CNA5.5
EPSS
0.2%
top 62.42%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedSep 14
Latest updateOct 19

Description

A flaw was found in glib, where the gvariant deserialization code is vulnerable to a denial of service introduced by additional input validation added to resolve CVE-2023-29499. The offset table validation may be very slow. This bug does not affect any released version of glib but does affect glib distributors who followed the guidance of glib developers to backport the initial fix for CVE-2023-29499.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

NVDgnome/glib< 2.74.4
CVEListV5glib/glib2.75.1

🔴Vulnerability Details

3
CVEList
CVE-2023-32636: A flaw was found in glib, where the gvariant deserialization code is vulnerable to a denial of service introduced by additional input validation added2023-09-14
GHSA
GHSA-79g9-vx8c-xfmq: A flaw was found in glib, where the gvariant deserialization code is vulnerable to a denial of service introduced by additional input validation added2023-09-14
OSV
CVE-2023-32636: A flaw was found in glib, where the gvariant deserialization code is vulnerable to a denial of service introduced by additional input validation added2023-06-07

📋Vendor Advisories

5
Ubuntu
GLib vulnerabilities2023-10-19
Microsoft
A flaw was found in glib, where the gvariant deserialization code is vulnerable to a denial of service introduced by additional input validation added to resolve CVE-2023-29499. The offset table valid2023-09-12
Ubuntu
GLib vulnerabilities2023-06-14
Debian
CVE-2023-32636: glib2.0 - A flaw was found in glib, where the gvariant deserialization code is vulnerable ...2023
Red Hat
glib: Timeout in fuzz_variant_text2022-12-14
CVE-2023-32636 — Uncontrolled Resource Consumption | cvebase