PYSEC-2026-1355 Exiv2 has quadratic performance in ICC profile parsing in JpegBase::readMetadata

Impact A denial-of-service was found in Exiv2 version v0.28.5: a quadratic algorithm in the ICC profile parsing code in jpegBase::readMetadata can cause Exiv2 to run for a long time. Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of imag...

Astra Linux – Vulnerability in exiv2

Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop was discovered in Exiv2 versions v0.27.4 and earlier. This infinite loop occurs when Exiv2 is used to print the metadata of a specially crafted image file. A...

CVE-2026-34541

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...

CVE-2026-34539

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 and TIFF input can trigger a heap-buffer-overflow HBO in CTiffImg::WriteLine. The issue is observable under AddressSanitizer as an out-of-bounds heap read...

CVE-2026-34542

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 a stack-buffer-overflow SBO in CIccCalculatorFunc::Apply when processed via iccApplyNamedCmm. Under AddressSanitizer, the failure is reported as...

CVE-2026-34551

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a null-pointer dereference NPD in CIccTagLut16::Write can be triggered when processing a crafted ICC profile embedded in a TIFF and extracted during iccTiffDump. This issue has...

CVE-2026-34556

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, there is a heap-buffer-overflow HBO in icAnsiToUtf8 in the XML conversion path. The issue is triggered by a crafted ICC profile which causes icAnsiToUtf8std::string&, char const ...

CVE-2026-34556 iccDEV: HBO in icAnsiToUtf8()

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, there is a heap-buffer-overflow HBO in icAnsiToUtf8 in the XML conversion path. The issue is triggered by a crafted ICC profile which causes icAnsiToUtf8std::string&, char const ...

CVE-2026-34556 iccDEV: HBO in icAnsiToUtf8()

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, there is a heap-buffer-overflow HBO in icAnsiToUtf8 in the XML conversion path. The issue is triggered by a crafted ICC profile which causes icAnsiToUtf8std::string&, char const ...

CVE-2026-34541

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...

CVE-2026-34539

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 and TIFF input can trigger a heap-buffer-overflow HBO in CTiffImg::WriteLine. The issue is observable under AddressSanitizer as an out-of-bounds heap read...

CVE-2026-34551 iccDEV: NPD in CIccTagLut16::Write()

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a null-pointer dereference NPD in CIccTagLut16::Write can be triggered when processing a crafted ICC profile embedded in a TIFF and extracted during iccTiffDump. This issue has...

CVE-2026-34551

iccDEV contains a null‑pointer dereference in CIccTagLut16::Write() when processing a crafted ICC profile embedded in a TIFF (extracted during iccTiffDump). Affected in versions prior to 2.3.1.6; the issue is patched in 2.3.1.6. Impact is described as a local impact with potential availability di...

CVE-2026-34541 iccDEV: UB in CIccCombinedConnectionConditions::CIccCombinedConnectionConditions()

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...

CVE-2026-34541

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...

CVE-2026-34541

iccDEV contains a vulnerability in CIccCombinedConnectionConditions() triggered by a crafted ICC profile. Prior to version 2.3.1.6, a malformed .icc profile can cause Undefined Behavior via a null-pointer member call when iccApplyNamedCmm is run with -PCC. The issue is addressed in version 2.3.1....

CVE-2026-34540 iccDEV: HBO in icMemDump()

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 a heap-buffer-overflow HBO in icMemDump when iccDumpProfile attempts to dump/describe malformed tag contents. The issue is observable under...

CVE-2026-34539

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 and TIFF input can trigger a heap-buffer-overflow HBO in CTiffImg::WriteLine. The issue is observable under AddressSanitizer as an out-of-bounds heap read...

CVE-2026-34539

Summary of CVE-2026-34539 iccDEV’s ICC color management library is affected prior to version 2.3.1.6. A crafted ICC profile together with a malicious TIFF input can trigger a heap-buffer-overflow in CTiffImg::WriteLine(), observed as an out-of-bounds heap read under AddressSanitizer while running...

EUVD-2026-17703

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 and TIFF input can trigger a heap-buffer-overflow HBO in CTiffImg::WriteLine. The issue is observable under AddressSanitizer as an out-of-bounds heap read...