CVE-2022-2601

A buffer overflow was found in grubfontconstructglyph. A malicious crafted pf2 font can lead to an overflow when calculating the maxglyphsize value, allocating a smaller than needed buffer for the glyph, this further leads to a buffer overflow and a heap based out-of-bounds write. An attacker may...

UBUNTU-CVE-2022-2601

A buffer overflow was found in grubfontconstructglyph. A malicious crafted pf2 font can lead to an overflow when calculating the maxglyphsize value, allocating a smaller than needed buffer for the glyph, this further leads to a buffer overflow and a heap based out-of-bounds write. An attacker may...

CVE-2022-2601 & CVE-2022-3775: Multiple GRUB2 vulnerabilities

Security Advisory ID : BSA-2022-2139 Component : GRUB2 Revision : 1.0 Brocade PSIRT has become aware of two grub vulnerabilities. CVE-2022-2601 grub2: A buffer overflow in grubfontconstructglyph can lead to out-of-bound write and possible secure boot by-pass A buffer overflow was found in...

SUSE SLES12: grub2 / grub2-i386-pc / grub2-snapper-plugin / etc (SUSE-SU-2022:4144-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:4144-1 advisory. Security Fixes: - CVE-2022-2601: Fixed buffer overflow in grubfontconstructglyph bsc1205178. - CVE-2022-3775: Fixed integer underflow in blitco...

The vulnerability of the grub_font_construct_glyph() function, a loader for the Grub2 operating system, allows a hacker to execute arbitrary code.

The vulnerability of the grubfontconstructglyph function, a part of the Grub2 operating system loader, is related to the issue where an operation goes beyond the buffer boundaries in memory when processing specially formatted glyphs in the pf2 format. Exploiting this vulnerability allows an...

PT-2022-36748 · Git +1 · Ghostscript

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided description. Description: The issue is related to a stack-buffer-underflow read error. Technical details include the crash type and state, which involve functions such as gs type2...

PT-2022-37262 · Git +1 · Ghostscript

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided description. Description: The issue is related to a stack-buffer-underflow read error. Technical details about the crash include the functions gs type2 interpret, copied type1 gly...

PT-2022-37212 · Git +1 · Ghostscript

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided description. Description: The issue is related to a heap-use-after-free error, which occurs when the program attempts to access memory that has already been freed. The crash state...

OSV-2022-457 Heap-buffer-overflow in CFF::Charset::collect_glyph_to_sid_map

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47790 Crash type: Heap-buffer-overflow READ 2 Crash state: CFF::Charset::collectglyphtosidmap cffsubsetplan::plansubsetcharset cffsubsetplan::create...

xorg-x11-server: SProcRenderCompositeGlyphs out-of-bounds access

A flaw was found in the Xorg-x11-server. An out-of-bounds access issue can occur in the SProcRenderCompositeGlyphs function due to improper validation of the request length...

freerdp security update

2:2.2.0-7 - Updated: Refactored RPC gateway parser rhbz2017948 + fixed issues discovered by Covscan 2:2.2.0-6 - Refactored RPC gateway parser rhbz2017948 2:2.2.0-5 - Revert: Refactored RPC gateway parser rhbz2017948 2:2.2.0-4 - Refactored RPC gateway parser rhbz2017948 2:2.2.0-3 - Add checks for...

freerdp security update

2:2.2.0-5 - Update: Refactored RPC gateway parser rhbz2017944 + fix issues discovered by Covscan 2:2.2.0-4 - Refactored RPC gateway parser rhbz2017944 2.1.1-3 - Add checks for bitmap and glyph width/heigth values rhbz2017951...

SUSE: Security Advisory (SUSE-SU-2012:0097-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

SUSE: Security Advisory (SUSE-SU-2012:0312-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

freerdp: out-of-bound read in glyph_cache_put

In FreeRDP before version 2.1.2, there is an out-of-bound read in glyphcacheput. This affects all FreeRDP clients with +glyph-cache option enabled This is fixed in version 2.1.2...

CVE-2020-25725

In Xpdf 4.02, SplashOutputDev::endType3CharGfxState state SplashOutputDev.cc:3079 is trying to use the freed t3GlyphStack-cache, which causes an heap-use-after-free problem. The codes of a previous fix for nested Type 3 characters wasn't correctly handling the case where a Type 3 char referred to...

UBUNTU-CVE-2020-25725

In Xpdf 4.02, SplashOutputDev::endType3CharGfxState state SplashOutputDev.cc:3079 is trying to use the freed t3GlyphStack-cache, which causes an heap-use-after-free problem. The codes of a previous fix for nested Type 3 characters wasn't correctly handling the case where a Type 3 char referred to...

Xpdf 资源管理错误漏洞

Xpdf is a free PDF viewer and toolkit that includes a text extractor, image converter, HTML converter and more. Xpdf 4.02 has a resource management error vulnerability. The vulnerability stems from SplashOutputDev::endType3CharGfxState state SplashOutputDev.cc:3079 attempts to use the freed...

[SECURITY] Fedora 31 Update: freetype-2.10.0-4.fc31

The FreeType engine is a free and portable font rendering engine, developed to provide advanced font support for a variety of platforms and environments. FreeType is a library which can open and manages font files as well as efficiently load, hint and render individual glyphs. FreeType is not a...

Huawei EulerOS: Security Advisory for freerdp (EulerOS-SA-2020-2245)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...