Astra Linux – vulnerability in jq

jq is a command-line JSON processor. In version 1.8.1 and earlier, when decNumberFromString is given a number literal consisting of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causing the...

TencentOS Server 4: jq (TSSA-2026:0863)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0863 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

jq Heap Buffer Overflow DoS

The vulnerability in the decNumberFromString function within the jq JSON processing utility is related to an integer overflow. Exploitation of this vulnerability could allow an attacker to cause a denial of service...

Security update for jq

This update for jq fixes the following issues: CVE-2025-48060: improper handling of string data in jvstringempty can lead to heap buffer overflow and a crash when processing crafted input bsc1244116. CVE-2026-32316: integer overflow within the jvpstringappend and jvpstringcopyreplacebad functions...

Security update for jq

This update for jq fixes the following issues: CVE-2025-48060: improper handling of string data in jvstringempty can lead to heap buffer overflow and a crash when processing crafted input bsc1244116. CVE-2026-32316: integer overflow within the jvpstringappend and jvpstringcopyreplacebad functions...

SUSE CVE-2026-43894

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

ALPINE-CVE-2026-43894

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

AZL-86372 CVE-2026-43894 affecting package jq 1.7.1-8

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

UBUNTU-CVE-2026-43894

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

EUVD-2026-29172

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

CVE-2026-43894 jq: Wild stack write via signed-integer overflow in decNumber D2U() macro

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

CVE-2026-43894

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

CVE-2026-43894 jq: Wild stack write via signed-integer overflow in decNumber D2U() macro

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

CVE-2026-43894

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

CVE-2026-43894

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

CVE-2026-43894

CVE-2026-43894 affects jq up to version 1.8.1 and earlier. The root cause is a signed-int overflow in decNumberFromString’s D2U() macro, causing a wrap to a negative value, bypassing the heap-size check and using a 30-byte stack buffer. This results in writing ~715 million 16-bit units (≈1.4 GiB)...

CVE-2026-43894: Integer Overflow or Wraparound

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INTMAX-1 2147483646 digits, the D2U macro overflows during signed-int arithmetic. The wrapped negative value bypasses the heap-allocation size check, causes the function to use a 30-by...

PT-2026-39718

Name of the Vulnerable Software and Affected Versions jq versions prior to 1.8.2 Description A flaw exists in the decNumberFromString function when processing a number literal containing 2147483646 digits. This causes the D2U macro to overflow during signed-int arithmetic, leading to a wrapped...