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CVE-2026-34548— iccDEV: UB at IccUtilXml.cpp

Quick assessment

Affected
InternationalColorConsortium iccDEV
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

iccDEV是International Color Consortium开源的一个颜色配置代码库。 iccDEV 2.3.1.6之前版本存在安全漏洞，该漏洞源于XML转换工具路径中存在有符号整数到无符号整数的隐式转换，导致未定义行为。

CVSS 6.2 · Medium EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-34548

Vulnerability Information
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Vulnerability Title
iccDEV: UB at IccUtilXml.cpp
Source: CVE Program / CVE List V5
Vulnerability Description
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 32-bit), which changes the value. This issue has been patched in version 2.3.1.6.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
数值类型间的不正确转换
Source: CVE Program / CVE List V5
Vulnerability Title
iccDEV 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
iccDEV是International Color Consortium开源的一个颜色配置代码库。 iccDEV 2.3.1.6之前版本存在安全漏洞，该漏洞源于XML转换工具路径中存在有符号整数到无符号整数的隐式转换，导致未定义行为。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
InternationalColorConsortium iccDEV < 2.3.1.6 -

II. Public POCs for CVE-2026-34548

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III. Intelligence Information for CVE-2026-34548

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Vendor Advisories for CVE-2026-34548 (1)

Same Patch Batch · InternationalColorConsortium · 2026-03-31 · 20 CVEs total

CVE-2026-34537 6.2 MEDIUM iccDEV: UB in CIccOpDefEnvVar::Exec()
CVE-2026-34552 6.2 MEDIUM iccDEV: UB at IccTagLut.cpp
CVE-2026-34554 6.2 MEDIUM iccDEV: HBO in CIccApplyCmmSearch::costFunc()
CVE-2026-34533 6.2 MEDIUM iccDEV: UB in CIccCalculatorFunc::ApplySequence()
CVE-2026-34547 6.2 MEDIUM iccDEV: UB at IccUtil.cpp
CVE-2026-34541 6.2 MEDIUM iccDEV: UB in CIccCombinedConnectionConditions::CIccCombinedConnectionConditions()
CVE-2026-34534 6.2 MEDIUM iccDEV: HBO in CIccMpeSpectralMatrix::Describe()
CVE-2026-34550 6.2 MEDIUM iccDEV: UB at IccIO.cpp
CVE-2026-34555 6.2 MEDIUM iccDEV: SBO in CIccTagFixedNum::GetValues()
CVE-2026-34536 6.2 MEDIUM iccDEV: SO in SIccCalcOp::ArgsUsed()
CVE-2026-34540 6.2 MEDIUM iccDEV: HBO in icMemDump()
CVE-2026-34542 6.2 MEDIUM iccDEV: SBO in CIccCalculatorFunc::Apply()
CVE-2026-34535 6.2 MEDIUM iccDEV: SEGV in CIccTagArray::Cleanup()
CVE-2026-34539 6.2 MEDIUM iccDEV: HBO in CTiffImg::WriteLine()
CVE-2026-34551 6.2 MEDIUM iccDEV: NPD in CIccTagLut16::Write()
CVE-2026-34556 6.2 MEDIUM iccDEV: HBO in icAnsiToUtf8()
CVE-2026-34546 6.2 MEDIUM iccDEV: UB at TiffImg.h
CVE-2026-34549 6.2 MEDIUM iccDEV: UB at IccUtil.cpp
CVE-2026-34553 4.0 MEDIUM iccDEV: DoS in CIccCLUT::Iterate() & CIccMBB::Describe()

IV. Related Vulnerabilities

Same product: iccDEV
Same vendor: InternationalColorConsortium
Same weakness: CWE-681

V. Comments for CVE-2026-34548

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