CVE-2026-34548: Incorrect Conversion between Numeric Types

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, there is an Undefined Behavior UB condition in the XML conversion tooling path iccToXml caused by an implicit conversion from a negative signed integer to icUInt32Number unsigned...

PT-2026-29394

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, there is an Undefined Behavior UB condition in IccUtil.cpp triggered by a crafted input profile. Under UndefinedBehaviorSanitizer, the issue is reported as invalid left shift...

CVE-2026-34547: Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, an Undefined Behavior UB condition in IccUtil.cpp can be triggered by a crafted ICC profile when running iccDumpProfile. This issue has been patched in version 2.3.1.6...

PT-2026-29389

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a crafted ICC profile can trigger Undefined Behavior UB via a null-pointer member call in CIccCombinedConnectionConditions::CIccCombinedConnectionConditions reported by UBSan as...

PT-2026-29386

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a crafted ICC profile can trigger Undefined Behavior UB in CIccOpDefEnvVar::Exec due to invalid enum values being loaded for icSigCmmEnvVar. The issue is observable under UBSan a...

CVE-2026-34537: Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a crafted ICC profile can trigger Undefined Behavior UB in CIccOpDefEnvVar::Exec due to invalid enum values being loaded for icSigCmmEnvVar. The issue is observable under UBSan a...

PT-2026-29391

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a crafted TIFF input can trigger Undefined Behavior UB due to division by zero in the TIFF handling code paths used by iccTiffDump. This issue has been patched in version 2.3.1.6...

CVE-2026-34546: Divide By Zero

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a crafted TIFF input can trigger Undefined Behavior UB due to division by zero in the TIFF handling code paths used by iccTiffDump. This issue has been patched in version 2.3.1.6...

PT-2026-29392

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, an Undefined Behavior UB condition in IccUtil.cpp can be triggered by a crafted ICC profile when running iccDumpProfile. This issue has been patched in version 2.3.1.6...

CVE-2026-34541: NULL Pointer Dereference

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a crafted ICC profile can trigger Undefined Behavior UB via a null-pointer member call in CIccCombinedConnectionConditions::CIccCombinedConnectionConditions reported by UBSan as...

iccDEV security vulnerability

iccDEV is an open-source color configuration code library developed by the International Color Consortium. Versions of iccDEV prior to 2.3.1.6 contained security vulnerabilities, which were caused by an implicit conversion from signed integers to sizet, resulting in undefined behavior...

CVE-2026-33983

FreeRDP , a free Remote Desktop Protocol implementation, is vulnerable to a Denial of Service (DoS) via a CPU-intensive loop. Prior to version 3.24.2 , the progressive_decompress_tile_upgrade() function fails to halt execution when a mismatch is detected via progressive_rfx_quant_cmp_equal(), mer...

CVE-2026-33983 FreeRDP: Progressive Codec Quant BYTE Underflow - UB + CPU DoS

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, progressivedecompresstileupgrade detects a mismatch via progressiverfxquantcmpequal but only emits WLogWARN, execution continues. The wrapped value 247 is used as a shift exponent, causing undefined behavior...

CVE-2026-33983

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, progressivedecompresstileupgrade detects a mismatch via progressiverfxquantcmpequal but only emits WLogWARN, execution continues. The wrapped value 247 is used as a shift exponent, causing undefined behavior...

CVE-2026-33983 FreeRDP: Progressive Codec Quant BYTE Underflow - UB + CPU DoS

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, progressivedecompresstileupgrade detects a mismatch via progressiverfxquantcmpequal but only emits WLogWARN, execution continues. The wrapped value 247 is used as a shift exponent, causing undefined behavior...

CVE-2026-33983

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, progressivedecompresstileupgrade detects a mismatch via progressiverfxquantcmpequal but only emits WLogWARN, execution continues. The wrapped value 247 is used as a shift exponent, causing undefined behavior...

CVE-2026-33983

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, progressivedecompresstileupgrade detects a mismatch via progressiverfxquantcmpequal but only emits WLogWARN, execution continues. The wrapped value 247 is used as a shift exponent, causing undefined behavior...

CVE-2026-33983

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, progressivedecompresstileupgrade detects a mismatch via progressiverfxquantcmpequal but only emits WLogWARN, execution continues. The wrapped value 247 is used as a shift exponent, causing undefined behavior...

CVE-2026-32877

Botan is a C++ cryptography library. From version 2.3.0 to before version 3.11.0, during SM2 decryption, the code that checked the authentication code value C3 failed to check that the encoded value was of the expected length prior to comparison. An invalid ciphertext can cause a heap over-read o...

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...