VulnerabilityModified
CVE-2023-32643
The GVariant deserialization code is vulnerable to a heap buffer overflow introduced by the fix for CVE-2023-32665.
HIGH 7.8EPSS 0.36%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.36%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A flaw was found in GLib. The GVariant deserialization code is vulnerable to a heap buffer overflow introduced by the fix for CVE-2023-32665. 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-2023-32665.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.36% probability · 30th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-122, CWE-787
- Affected
- gnome/glib
- Source
- secalert@redhat.com
References
- https://gitlab.gnome.org/GNOME/glib/-/issues/2840Issue Tracking, Vendor Advisory
- https://https://discourse.gnome.org/t/multiple-fixes-for-gvariant-normalisation-issues-in-glib/12835Broken Link
- https://security.netapp.com/advisory/ntap-20240426-0005/
- https://gitlab.gnome.org/GNOME/glib/-/issues/2840Issue Tracking, Vendor Advisory
- https://https://discourse.gnome.org/t/multiple-fixes-for-gvariant-normalisation-issues-in-glib/12835Broken Link
- https://security.netapp.com/advisory/ntap-20240426-0005/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.