CVE-2023-51257
jasper: Invalid memory write
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · January 14, 2024
Updated · November 21, 2025
Description
A flaw in jasper was discovered where an invalid memory write occurred due to the absence of a proper range check in the JPC encoder.
Statement
The low severity of the jasper flaw stems from its limited impact and difficulty of exploitation. The invalid memory write issue in the JPC encoder is confined to specific conditions and is not easily triggered in real-world scenarios. Furthermore, the vulnerability does not expose critical data.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 7.3CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CWE-131 · Incorrect Calculation of Buffer Size