Security update for mapserver (moderate)

openSUSE security update: security update for mapserver ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20476-1 Rating: moderate References: bsc1260869 Cross-References: CVE-2026-33721 Affected Products: openSUSE Leap 16.0...

OPENSUSE-SU-2026:20476-1 Security update for mapserver

This update for mapserver fixes the following issues: Changes in mapserver: - Update to release 8.6.1 msSLDParseRasterSymbolizer: fix potential heap buffer overflow boo1260869 CVE-2026-33721 GetFeatureInfo with IDENTIFY CLASSAUTO: take into account SYMBOL.ANCHORPOINT WCS 2.0: fix issue when input...

Fedora: Security Advisory (FEDORA-2026-6d7e0a8b45)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Fedora: Security Advisory (FEDORA-2026-178c482e71)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] Fedora 42 Update: mapserver-8.4.1-3.fc42

MapServer is an Open Source platform for publishing spatial data and interactive mapping applications to the web...

[SECURITY] Fedora 43 Update: mapserver-8.4.1-3.fc43

MapServer is an Open Source platform for publishing spatial data and interactive mapping applications to the web...

Fedora 43 : mapserver (2026-6d7e0a8b45)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-6d7e0a8b45 advisory. Backport fix for CVE-2026-33721. Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not...

Fedora 42 : mapserver (2026-178c482e71)

The remote Fedora 42 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-178c482e71 advisory. Backport fix for CVE-2026-33721. Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not...

ANT-2026-9SZMPW41 · MapServer · Heap Buffer Overflow

heap-buffer-overflow medium CVE-2026-33721 Severity Claude medium · Security research firm medium · Maintainer unknown Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-9SZMPW41: Heap buffer...

SUSE CVE-2026-33721

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer's SLD Styled Layer Descriptor parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with mor...

Linux Distros Unpatched Vulnerability : CVE-2026-33721

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer's...

CVE-2026-33721

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD Styled Layer Descriptor parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with mor...

DEBIAN-CVE-2026-33721

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD Styled Layer Descriptor parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with mor...

CVE-2026-33721

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD Styled Layer Descriptor parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with mor...

UBUNTU-CVE-2026-33721

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD Styled Layer Descriptor parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with mor...

CVE-2026-33721 MapServer has heap buffer overflow in SLD `Categorize` Threshold parsing

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD Styled Layer Descriptor parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with mor...

EUVD-2026-16501

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD Styled Layer Descriptor parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with mor...

CVE-2026-33721

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD Styled Layer Descriptor parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with mor...

CVE-2026-33721

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD Styled Layer Descriptor parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with mor...

CVE-2026-33721 MapServer has heap buffer overflow in SLD `Categorize` Threshold parsing

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD Styled Layer Descriptor parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with mor...