DEBIAN-CVE-2026-18497

A heap-buffer-overflow vulnerability exists in the nothings stb TrueType library, up to version 1.26, that is used for parsing TrueType font files. The vulnerability exists in the stbttGetGlyphShapeTT function within the nothings stbtruetype.h library when parsing malformed TTF TrueType Font file...

CVE-2026-18497 The nothings stb TrueType library contains a heap buffer overflow vulnerability

A heap-buffer-overflow vulnerability exists in the nothings stb TrueType library, up to version 1.26, that is used for parsing TrueType font files. The vulnerability exists in the stbttGetGlyphShapeTT function within the nothings stbtruetype.h library when parsing malformed TTF TrueType Font file...

CVE-2026-44950

A flaw was found in the libXfont2 font-server client. This heap buffer overflow vulnerability allows a malicious font server to send specially crafted glyph data. The fsreadglyphs function fails to properly validate the total size of the incoming data, leading to an overwrite of memory beyond the...

Security update for libXfont2

This update for libXfont2 fixes the following issues: CVE-2026-44950: fsreadglyphs heap buffer overflow via cumulative glyph data overflow bsc1272661. CVE-2026-59679: fsreadglyphs heap OOB read/write via encoding array index mismatch bsc1272660. Patch Instructions: To install this SUSE update use...

SUSE-SU-2026:3499-1 Security update for libXfont2

This update for libXfont2 fixes the following issues: - CVE-2026-44950: fsreadglyphs heap buffer overflow via cumulative glyph data overflow bsc1272661. - CVE-2026-59679: fsreadglyphs heap OOB read/write via encoding array index mismatch bsc1272660...

libXfont2 -- multiple vulnerabilities

Zhixi "Jace" Sun, independent security researcher reports: CVE-2026-44950: Font Server Client Cumulative Glyph Data Heap Buffer Overflow CVE-2026-59679: Font Server Client encoding Out-Of-Bounds Read/Write...

UBUNTU-CVE-2026-44950

Font Server Client Cumulative Glyph Data Heap Buffer Overflow...

Astra Linux – Vulnerability in xrdp

XRDPTRP is an open-source remote desktop protocol server. Access to the font glyphs in xrdppainter.c is not bounded. Since some of this data is controllable by the user, this can lead to an out-of-bounds read within the xrdp executable. The vulnerability allows for an out-of-bounds read within a...

CLSA-2026-1771010890 freerdp: Fix of 5 CVEs

CVE-2026-22859: fix out-of-bounds access due to missing interface index validation in urbdrc channel - CVE-2026-23732: fix out-of-bounds read due to missing input length check in glyph conversion - CVE-2026-23883: fix integer overflow in cursor pixel allocation and surface-to-surface rectangle...

CVE-2026-23531

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, in ClearCodec, when glyphData is present, cleardecompress calls freerdpimagecopynooverlap without validating the destination rectangle, allowing an out-of-bounds read/write via crafted RDPGFX surface updates...

CVE-2026-23531 FreeRDP has heap-buffer-overflow in clear_decompress

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, in ClearCodec, when glyphData is present, cleardecompress calls freerdpimagecopynooverlap without validating the destination rectangle, allowing an out-of-bounds read/write via crafted RDPGFX surface updates...

SUSE CVE-2012-1139

Array index error in FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service invalid stack read operation and memory corruption or possibly execute arbitrary code via crafted glyph data in a BDF font...

CVE-2012-1139

Array index error in FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service invalid stack read operation and memory corruption or possibly execute arbitrary code via crafted glyph data in a BDF font...

DEBIAN-CVE-2012-1139

Array index error in FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service invalid stack read operation and memory corruption or possibly execute arbitrary code via crafted glyph data in a BDF font...

CVE-2012-1139

Array index error in FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service invalid stack read operation and memory corruption or possibly execute arbitrary code via crafted glyph data in a BDF font...

Memory corruption

Array index error in FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service invalid stack read operation and memory corruption or possibly execute arbitrary code via crafted glyph data in a BDF font...

CVE-2012-1139

Array index error in FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service invalid stack read operation and memory corruption or possibly execute arbitrary code via crafted glyph data in a BDF font...

CVE-2012-1139

Array index error in FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service invalid stack read operation and memory corruption or possibly execute arbitrary code via crafted glyph data in a BDF font...

freetype: data buffer underflow in BDF parser _bdf_parse_glyphs() (#35656)

Array index error in FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service invalid stack read operation and memory corruption or possibly execute arbitrary code via crafted glyph data in a BDF font...

CVE-2012-1139

Array index error in FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service invalid stack read operation and memory corruption or possibly execute arbitrary code via crafted glyph data in a BDF font...