Description
A flaw was found in GLib. An integer overflow and buffer under-read occur when parsing a long invalid ISO 8601 timestamp with the g_date_time_new_from_iso8601() function.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | glib | < 2.82.5 | 2.82.5 |
| Red Hat | Red Hat Enterprise Linux 10 | — | — |
| Red Hat | Red Hat Enterprise Linux 6 | — | — |
| Red Hat | Red Hat Enterprise Linux 7 | — | — |
| Red Hat | Red Hat Enterprise Linux 8 | — | — |
| Red Hat | Red Hat Enterprise Linux 9 | — | — |
| Red Hat | Red Hat OpenShift AI (RHOAI) | — | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | glib2.0 | 2.84.1-1 | — |
| Debian 13 | glib2.0 | 2.84.1-1 | — |
| Debian 12 | glib2.0 | 2.74.6-2+deb12u6 | — |
| Debian 11 | glib2.0 | 2.66.8-1+deb11u6 | DLA-4128-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 25.10 | glib2.0 | 2.86.0-2ubuntu0.1 | USN-7942-1 |
| Ubuntu 24.04 LTS | glib2.0 | 2.80.0-6ubuntu3.6 | USN-7942-1 |
| Ubuntu 22.04 LTS | glib2.0 | 2.72.4-0ubuntu2.7 | USN-7942-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | glib2.0 | 2.64.6-1~ubuntu20.04.9+esm1 | — |
| Ubuntu Pro 18.04 LTS | glib2.0 | 2.56.4-0ubuntu0.18.04.9+esm5 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP6 | glib2 | 2.78.6-150600.4.11.1 | SUSE-SU-2025:1367-1 |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLE Micro 6.1 | glib2 | 2.78.6-slfo.1.1_3.1 | SUSE-SU-2025:20471-1 |
| SLE Micro 6.0 | glib2 | 2.76.2-7.1 | SUSE-SU-2025:20318-1 |
| SLE Micro 5.5 | glib2 | 2.70.5-150400.3.20.1 | SUSE-SU-2025:01599-1 |
| SLE Micro 5.4 | glib2 | 2.70.5-150400.3.20.1 | SUSE-SU-2025:01599-1 |
| SLE Micro 5.3 | glib2 | 2.70.5-150400.3.20.1 | SUSE-SU-2025:01599-1 |
| SLE Micro 5.2 | glib2 | 2.62.6-150200.3.27.1 | SUSE-SU-2025:1457-1 |
| SLE Micro 5.1 | glib2 | 2.62.6-150200.3.27.1 | SUSE-SU-2025:1457-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | glib2 | 2.84.1-2.1 | openSUSE-SU-2025:15007-1 |
| openSUSE Leap 15.6 | glib2 +1 | 2.78.6-150600.4.11.1 | SUSE-SU-2025:1367-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | glib2 +4 | 2.82.2-766.amzn2023 | ALAS2023-2025-1069 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | glib | 2.78.6-2 | — |
| Azure Linux 2 (CBL-Mariner) | glib | 2.71.0-5 | — |
Advisories 16
- SSA-398330 SSA-398330: Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP >= V3.1.0 and < V3.1.5 Siemens ProductCERT · Oct 13, 2026
- WID-SEC-2025-1439 Dell Secure Connect Gateway: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff BSI CERT-Bund (WID) · Oct 11, 2026
- USN-7942-1 glib2.0 vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- SUSE-SU-2025:20318-1 Security update for glib2 SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:20471-1 Security update for glib2 SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:1457-1 Security update for glib2 SUSE / openSUSE Security Updates · Mar 23, 2026
- DLA-4128-1 glib2.0 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- ICSA-26-043-06 Siemens SINEC OS CISA ICS & IT advisories · Feb 25, 2026
- SSA-089022 SSA-089022: Multiple Vulnerabilities in Third-Party Components in SINEC OS before V3.3 Siemens ProductCERT · Feb 24, 2026
- WID-SEC-2025-0712 GNU libc: Schwachstelle ermöglicht Denial of Service BSI CERT-Bund (WID) · Feb 10, 2026
- SUSE-SU-2025:01599-1 Security update for glib2 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2025:1367-1 Security update for glib2 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2025:15007-1 gio-branding-upstream-2.84.1-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- NCSC-2025-0246 Kwetsbaarheden verholpen in Siemens producten NCSC-NL (Netherlands) · Aug 12, 2025
- ICSA-23-348-10 Siemens SIMATIC S7-1500 CISA ICS & IT advisories · Aug 12, 2025
- ALAS2023-2025-1069 Important: glib2 security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Jul 10, 2025