QID 198387

Date Published: 2021-06-01

QID 198387: Ubuntu Security Notification for LZ4 vulnerability (USN-4968-1)

Lz4 incorrectly handled certain memory operations.

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

if a user or automated system were tricked into uncompressing a specially- crafted lz4 file, a remote attacker could use this issue to cause lz4 to crash, resulting in a denial of service, or possibly execute arbitrary code..

  • CVSS V3 rated as Medium - 4.2 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Ubuntu advisory: USN-4968-1 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 198387

    CVE-2021-3520 |
    Software Advisories
    Advisory ID Software Component Link
    USN-4968-1 Ubuntu Linux URL Logo usn.ubuntu.com/4968-1
    By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].