QID 198727

Date Published: 2022-04-06

QID 198727: Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5358-2)

The network traffic control implementation in thelinux kernel contained a use-after-free vulnerability.
The ipsec implementation in the linux kernel did notproperly allocate enough memory when performing esp transformations,leading to a heap-based buffer overflow.

A local attackercould use this to cause a denial of service (system crash) or possiblyexecute arbitrary code.
A local attacker could use this tocause a denial of service (system crash) or possibly execute arbitrarycode.

  • CVSS V3 rated as High - 7.8 severity.
  • CVSS V2 rated as Medium - 4.6 severity.
    • Solution
    Refer to Ubuntu security advisory USN-5358-2 for updates and patch information.
    Vendor References

    CVEs related to QID 198727

    CVE-2022-1055 | CVE-2022-27666 |
    Software Advisories
    Advisory ID Software Component Link
    USN-5358-2 Ubuntu Linux URL Logo ubuntu.com/security/notices/USN-5358-2
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