CVE-2023-32611: G_variant_byteswap() can take a long time with some non-normal inputs
First published: Fri Jun 02 2023(Updated: )
A flaw was found in GLib. GVariant deserialization is vulnerable to a slowdown issue where a crafted GVariant can cause excessive processing, leading to denial of service.
Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GNOME GLib | <2.74.2 | |
| ubuntu/glib2.0 | <2.64.6-1~ubuntu20.04.6 | 2.64.6-1~ubuntu20.04.6 |
| ubuntu/glib2.0 | <2.72.4-0ubuntu2.2 | 2.72.4-0ubuntu2.2 |
| ubuntu/glib2.0 | <2.74.3-0ubuntu1.2 | 2.74.3-0ubuntu1.2 |
| ubuntu/glib2.0 | <2.75.1<2.74.4 | 2.75.1 2.74.4 |
| ubuntu/glib2.0 | <2.56.4-0ubuntu0.18.04.9+ | 2.56.4-0ubuntu0.18.04.9+ |
| ubuntu/glib2.0 | <2.40.2-0ubuntu1.1+ | 2.40.2-0ubuntu1.1+ |
| ubuntu/glib2.0 | <2.48.2-0ubuntu4.8+ | 2.48.2-0ubuntu4.8+ |
| debian/glib2.0 | <=2.58.3-2+deb10u3 | 2.58.3-2+deb10u5 2.66.8-1+deb11u1 2.74.6-2 2.78.4-1 2.78.4-3 |
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Reference Links
- https://access.redhat.com/security/cve/CVE-2023-32611
- https://bugzilla.redhat.com/show_bug.cgi?id=2211829
- https://gitlab.gnome.org/GNOME/glib/-/issues/2797
- https://lists.debian.org/debian-lts-announce/2023/09/msg00030.html
- https://security.netapp.com/advisory/ntap-20231027-0005/
- https://security.gentoo.org/glsa/202311-18
- https://launchpad.net/bugs/cve/CVE-2023-32611
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-32611
- https://ubuntu.com/security/notices/USN-6165-1
- https://ubuntu.com/security/notices/USN-6165-2
- https://nvd.nist.gov/vuln/detail/CVE-2023-32611
- https://security-tracker.debian.org/tracker/CVE-2023-32611
- https://gitlab.gnome.org/GNOME/glib/-/merge_requests/3125 (main)
- https://gitlab.gnome.org/GNOME/glib/-/merge_requests/3126 (2.74)
- https://ubuntu.com/security/CVE-2023-32611
- https://gitlab.gnome.org/GNOME/glib/-/merge_requests/3125
- https://gitlab.gnome.org/GNOME/glib/-/merge_requests/3126
- https://gitlab.gnome.org/GNOME/glib/-/commit/e16fb83755e08a4c2da2b0a8ea0fc2e27b1154bf
- https://gitlab.gnome.org/GNOME/glib/-/issues/2840
- https://gitlab.gnome.org/GNOME/glib/-/issues/2841
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2212708
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2212709
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2212711
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2212710
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2212712
- https://access.redhat.com/errata/RHSA-2023:6631
- https://access.redhat.com/errata/RHSA-2024:2528
Frequently Asked Questions
What is the vulnerability ID for this flaw in GLib?
The vulnerability ID is CVE-2023-32611.
What is the severity level of CVE-2023-32611?
The severity level of CVE-2023-32611 is medium with a CVSS score of 5.5.
How does the GLib vulnerability CVE-2023-32611 affect the software?
The GLib vulnerability CVE-2023-32611 affects Gnome Glib versions up to and excluding 2.74.2.
What is the impact of CVE-2023-32611?
CVE-2023-32611 can cause excessive processing, leading to denial of service.
Is there a fix available for CVE-2023-32611?
Yes, updates and patches are available to fix CVE-2023-32611. It is recommended to update to a version above 2.74.2.
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