CVE-2024-52533 Memory corruption in n/a

Critical 9.8 Published Updated

An off-by-one error in GLib's SOCKS4 proxy handling causes a buffer overflow, potentially allowing code execution or denial of service.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-52533?

CVE-2024-52533 is a critical memory corruption vulnerability in Debian Debian Linux, published on 11 Nov 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

gio/gsocks4aproxy.c in GNOME GLib before 2.82.1 has an off-by-one error and resultant buffer overflow because SOCKS4_CONN_MSG_LEN is not sufficient for a trailing '\0' character.

Weakness: CWE-120

Which versions are affected by CVE-2024-52533?

It affects 4 products.

Linux distribution packages (40)
mingw32-glib2 AlmaLinux:9All versions2.78.6-2.el9
mingw32-glib2-static AlmaLinux:9All versions2.78.6-2.el9
mingw64-glib2 AlmaLinux:9All versions2.78.6-2.el9
mingw64-glib2-static AlmaLinux:9All versions2.78.6-2.el9
mingw-glib2 Red Hat:enterprise_linux:9::crbAll versions0:2.78.6-2.el9
mingw32-glib2 Red Hat:enterprise_linux:9::crbAll versions0:2.78.6-2.el9
mingw32-glib2-debuginfo Red Hat:enterprise_linux:9::crbAll versions0:2.78.6-2.el9
mingw32-glib2-static Red Hat:enterprise_linux:9::crbAll versions0:2.78.6-2.el9
mingw64-glib2 Red Hat:enterprise_linux:9::crbAll versions0:2.78.6-2.el9
mingw64-glib2-debuginfo Red Hat:enterprise_linux:9::crbAll versions0:2.78.6-2.el9
mingw64-glib2-static Red Hat:enterprise_linux:9::crbAll versions0:2.78.6-2.el9
mingw-glib2 Rocky Linux:9All versions0:2.78.6-2.el9
glib2 SUSE:Enterprise Storage 7.1All versions2.62.6-150200.3.24.1
glib2 SUSE:Linux Enterprise High Performance Computing 15 SP2-LTSSAll versions2.62.6-150200.3.24.1
glib2 SUSE:Linux Enterprise High Performance Computing 15 SP3-LTSSAll versions2.62.6-150200.3.24.1
glib2 SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSAll versions2.70.5-150400.3.17.1
glib2 SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSSAll versions2.70.5-150400.3.17.1
glib2 SUSE:Linux Enterprise Micro 5.1All versions2.62.6-150200.3.24.1
glib2 SUSE:Linux Enterprise Micro 5.2All versions2.62.6-150200.3.24.1
glib2 SUSE:Linux Enterprise Micro 5.3All versions2.70.5-150400.3.17.1
glib2 SUSE:Linux Enterprise Micro 5.4All versions2.70.5-150400.3.17.1
glib2 SUSE:Linux Enterprise Micro 5.5All versions2.70.5-150400.3.17.1
glib2 SUSE:Linux Enterprise Module for Basesystem 15 SP5All versions2.70.5-150400.3.17.1
glib2 SUSE:Linux Enterprise Module for Basesystem 15 SP6All versions2.78.6-150600.4.8.1
glib2 SUSE:Linux Enterprise Server 12 SP5-LTSSAll versions2.48.2-12.43.1
glib2 SUSE:Linux Enterprise Server 12 SP5-LTSSAll versions2.48.2-12.43.1
glib2 SUSE:Linux Enterprise Server 15 SP2-LTSSAll versions2.62.6-150200.3.24.1
glib2 SUSE:Linux Enterprise Server 15 SP3-LTSSAll versions2.62.6-150200.3.24.1
glib2 SUSE:Linux Enterprise Server 15 SP4-LTSSAll versions2.70.5-150400.3.17.1
glib2 SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5All versions2.48.2-12.43.1
glib2 SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5All versions2.48.2-12.43.1
glib2 SUSE:Linux Enterprise Server for SAP Applications 15 SP2All versions2.62.6-150200.3.24.1
glib2 SUSE:Linux Enterprise Server for SAP Applications 15 SP3All versions2.62.6-150200.3.24.1
glib2 SUSE:Linux Enterprise Server for SAP Applications 15 SP4All versions2.70.5-150400.3.17.1
glib2 SUSE:Linux Micro 6.0All versions2.76.2-6.1
glib2 SUSE:Linux Micro 6.1All versions2.78.6-slfo.1.1_2.1
glib2 SUSE:Manager Proxy 4.3All versions2.70.5-150400.3.17.1
glib2 SUSE:Manager Server 4.3All versions2.70.5-150400.3.17.1
glib2 openSUSE:Leap 15.5All versions2.70.5-150400.3.17.1
glib2-doc openSUSE:Leap 15.5All versions2.70.5-150400.3.17.1

Products include Debian Debian Linux, Gnome Glib, Netapp Active Iq Unified Manager, Netapp Ontap Tools.

How do I fix CVE-2024-52533?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-52533 being exploited?

There is no known exploitation of CVE-2024-52533 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as ALSA-2025:0936, AZL-52608, AZL-52639, BELL-CVE-2024-52533, CLSA-2024-1732196856, CLSA-2024-1732555216 and 32 more.

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