Stack-based buffer overflow in jq - CVE-2024-53427
Published: March 20, 2025 / Updated: June 25, 2025
Vulnerability identifier: #VU105901
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-53427
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: stedolan (Stephen Dolan)
Affected software:
jq
jq
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the decNumberCopy() function in decNumber.c. A remote attacker can pass specially crafted input to the application, trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note, the vulnerability exists due to incomplete fix for #VU106250 (CVE-2023-50268).
How to mitigate CVE-2024-53427
Install updates from vendor's website.