Vulnerability Details : 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 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.
Vulnerability category: Denial of service
Products affected by CVE-2023-32636
- cpe:2.3:a:gnome:glib:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-32636
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 35 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-32636
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST | |
4.7
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.0
|
3.6
|
Red Hat, Inc. |
CWE ids for CVE-2023-32636
-
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.Assigned by:
- nvd@nist.gov (Primary)
- secalert@redhat.com (Secondary)
-
The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-32636
-
https://gitlab.gnome.org/GNOME/glib/-/issues/2841
(CVE-2023-32636) fuzz_variant_text: Timeout in fuzz_variant_text (#2841) · Issues · GNOME / GLib · GitLabIssue Tracking;Vendor Advisory
-
https://security.netapp.com/advisory/ntap-20231110-0002/
CVE-2023-32636 Gnome Glib Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://https://discourse.gnome.org/t/multiple-fixes-for-gvariant-normalisation-issues-in-glib/12835
Broken Link
Jump to