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Fencer Intel
low 3.7

CVE-2025-3360 json

Glibc: glib prior to 2.82.5 is vulnerable to integer overflow and buffer under-read when parsing a very long invalid iso 8601 timestamp with g_date_time_new_from_iso8601().

published last yr. modified 3d ago also EUVD-2025-10006

cvss
3.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

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.

Patch / fix

  • gitlab.gnome.org glib 2.82.5
  • Siemens RUGGEDCOM RST2428P V3.3
  • Siemens SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family V3.3
  • Siemens SCALANCE XCH328 V3.3
  • Siemens SCALANCE XCM324 V3.3
  • Siemens SCALANCE XCM328 V3.3
  • Siemens SCALANCE XCM332 V3.3
  • Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC) V3.3
  • Siemens SCALANCE XRM334 (230 V AC, 12xFO) V3.3
  • Siemens SCALANCE XRM334 (230 V AC, 8xFO) V3.3
  • Siemens SCALANCE XRM334 (230V AC, 2x10G, 24xSFP, 8xSFP+) V3.3
  • Siemens SCALANCE XRM334 (24 V DC, 12xFO) V3.3
  • Siemens SCALANCE XRM334 (24 V DC, 8xFO) V3.3
  • Siemens SCALANCE XRM334 (24V DC, 2x10G, 24xSFP, 8xSFP+) V3.3
  • Siemens SCALANCE XRM334 (2x230 V AC, 12xFO) V3.3
  • Siemens SCALANCE XRM334 (2x230 V AC, 8xFO) V3.3
  • Siemens SCALANCE XRM334 (2x230V AC, 2x10G, 24xSFP, 8xSFP+) V3.3
  • Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP V3.1.5
  • Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP V3.1.5
  • Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP V3.1.5
  • glib2.0 Debian 12 2.74.6-2+deb12u6
  • glib2.0 Debian 14, Debian 13 2.84.1-1

debian advisories DEBIAN-CVE-2025-3360

  • glib2.0 Ubuntu 22.04 LTS 2.72.4-0ubuntu2.7
  • glib2.0 Ubuntu 24.04 LTS 2.80.0-6ubuntu3.6
  • glib2.0 Ubuntu Pro 18.04 LTS 2.56.4-0ubuntu0.18.04.9+esm5
  • glib2.0 Ubuntu Pro 20.04 LTS 2.64.6-1~ubuntu20.04.9+esm1

ubuntu advisories UBUNTU-CVE-2025-3360

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • glib2 Linux Micro 6.1 2.78.6-slfo.1.1_3.1
  • glib2 SLE Micro 5.5, SLE Micro 5.4, SLE Micro 5.3 2.70.5-150400.3.20.1
  • glib2 Linux Micro 6.0 2.76.2-7.1
  • glib2 SLE Micro 5.2, SLE Micro 5.1 2.62.6-150200.3.27.1
  • glib2 SLE Module for Basesystem 15 SP6, openSUSE Leap 15.6 2.78.6-150600.4.11.1

suse advisories SUSE-SU-2025:20471-1SUSE-SU-2025:01599-1SUSE-SU-2025:20318-1SUSE-SU-2025:1457-1SUSE-SU-2025:1367-1

  • glib2 openSUSE Tumbleweed 2.84.1-2.1

opensuse advisories openSUSE-SU-2025:15007-1

  • glib CBL-Mariner 2.0 2.71.0-5
  • glib Azure Linux 3.0 2.78.6-2

azure linux advisories AZL-59585AZL-59591

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Is CVE-2025-3360 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-3360 updated cvss 3.7

glibc: GLib prior to 2.82.5 is vulnerable to integer overflow and buffer under-read when parsing a very long invalid ISO 8601 timestamp with g_date_time_new_from_iso8601().

  • Red Hat Enterprise Linux 6 glib2 Red Hat Enterprise Linux 7 glib2, glib2-fam, glib2-tests
    affected: workaround, no fix planned “Currently, no mitigation is available for this vulnerability.”
  • Red Hat Enterprise Linux 8 glib2, librsvg2, glib2-fam, glib2-tests, mingw-glib2, mingw32-glib2, +2 more Red Hat Enterprise Linux 9 bootc, glib2, librsvg2, glib2-tests, mingw-glib2, mingw32-glib2, +3 more Red Hat Enterprise Linux 10 bootc, glib2, loupe, mingw-glib2, mingw32-glib2, mingw64-glib2, +1 more
    affected: workaround, no fix available “Currently, no mitigation is available for this vulnerability.”
  • Red Hat OpenShift AI (RHOAI) rhoai/odh-core-bff-rhel9, rhoai/odh-dashboard-rhel9, rhoai/odh-mod-arch-maas-rhel9, rhoai/odh-mod-arch-automl-rhel9, rhoai/odh-mod-arch-gen-ai-rhel9, rhoai/odh-mod-arch-mlflow-rhel9, +6 more
    under investigation
  • Red Hat OpenShift AI (RHOAI) rhoai/odh-mlflow-rhel9, rhoai/odh-kube-rbac-proxy-rhel9, rhoai/odh-maas-controller-rhel9, rhoai/odh-mlflow-operator-rhel9, rhoai/odh-model-controller-rhel9, rhoai/odh-ogx-k8s-operator-rhel9, +14 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

cisa ICSA-26-043-06 updated cvss 3.7

Siemens SINEC OS

  • Siemens RUGGEDCOM RST2428P (6GK6242-6PA00) < 3.3
    affected: fixed in V3.3 support.industry.siemens.com
  • Siemens SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family < 3.3
    affected: fixed in V3.3
  • Siemens SCALANCE XCH328 (6GK5328-4TS01-2EC2) < 3.3 Siemens SCALANCE XCM324 (6GK5324-8TS01-2AC2) < 3.3 Siemens SCALANCE XCM328 (6GK5328-4TS01-2AC2) < 3.3 Siemens SCALANCE XCM332 (6GK5332-0GA01-2AC2) < 3.3 Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC) (6GK5334-2TS01-2ER3) < 3.3 Siemens SCALANCE XRM334 (2x230 V AC, 8xFO) (6GK5334-2TS01-4AR3) < 3.3
    +8 more products
    Siemens SCALANCE XRM334 (2x230 V AC, 12xFO) (6GK5334-3TS01-4AR3) < 3.3 Siemens SCALANCE XRM334 (2x230V AC, 2x10G, 24xSFP, 8xSFP+) (6GK5334-5TS01-4AR3) < 3.3 Siemens SCALANCE XRM334 (24 V DC, 8xFO) (6GK5334-2TS01-2AR3) < 3.3 Siemens SCALANCE XRM334 (24 V DC, 12xFO) (6GK5334-3TS01-2AR3) < 3.3 Siemens SCALANCE XRM334 (24V DC, 2x10G, 24xSFP, 8xSFP+) (6GK5334-5TS01-2AR3) < 3.3 Siemens SCALANCE XRM334 (230 V AC, 8xFO) (6GK5334-2TS01-3AR3) < 3.3 Siemens SCALANCE XRM334 (230 V AC, 12xFO) (6GK5334-3TS01-3AR3) < 3.3 Siemens SCALANCE XRM334 (230V AC, 2x10G, 24xSFP, 8xSFP+) (6GK5334-5TS01-3AR3) < 3.3
    affected: fixed in V3.3 support.industry.siemens.com

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
4mo ago

Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • gitlab.gnome.org https://gitlab.gnome.org/GNOME/glib/-/work_items/3647 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products

  • gitlab.gnome.org glib
  • 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)
  • Siemens RUGGEDCOM RST2428P
  • Siemens SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family
  • Siemens SCALANCE XCH328
  • Siemens SCALANCE XCM324
  • Siemens SCALANCE XCM328
  • Siemens SCALANCE XCM332
  • Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC)
  • Siemens SCALANCE XRM334 (230 V AC, 12xFO)
  • Siemens SCALANCE XRM334 (230 V AC, 8xFO)
  • Siemens SCALANCE XRM334 (230V AC, 2x10G, 24xSFP, 8xSFP+)
  • Siemens SCALANCE XRM334 (24 V DC, 12xFO)
  • Siemens SCALANCE XRM334 (24 V DC, 8xFO)
  • Siemens SCALANCE XRM334 (24V DC, 2x10G, 24xSFP, 8xSFP+)
  • Siemens SCALANCE XRM334 (2x230 V AC, 12xFO)
  • Siemens SCALANCE XRM334 (2x230 V AC, 8xFO)
  • Siemens SCALANCE XRM334 (2x230V AC, 2x10G, 24xSFP, 8xSFP+)
  • Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP
  • Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP
  • Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.