QID 198744

Date Published: 2022-04-19

QID 198744: Ubuntu Security Notification for klibc Vulnerabilities (USN-5379-1)

Klibc did not properly performsome mathematical operations, leading to an integer overflow.
Klibc did not properly handled somememory allocations on 64 bit systems.
Klibc did not properly handled some filesizes values on 32 bit systems.
Klibc did not properly handled somememory allocations.

An attacker could possibly use this issue to cause a crash,resulting in a denial of service, or possibly executearbitrary code.
An attacker couldpossibly use this issue to cause a crash, resulting in adenial of service, or possibly execute arbitrary code.
An attacker could possibly usethis issue to cause a crash, resulting in a denial of service,or possibly execute arbitrary code.
An attacker could possibly use this issueto cause a crash, resulting in a denial of service, or possiblyexecute arbitrary code.

CVSS V3 rated as Critical - 9.8 severity.

CVSS V2 rated as High - 7.5 severity.

Solution

Refer to Ubuntu security advisory USN-5379-1 for updates and patch information.

Vendor References

USN-5379-1 - ubuntu.com/security/notices/USN-5379-1

CVEs related to QID 198744

CVE-2021-31873 | CVE-2021-31872 | CVE-2021-31871 | CVE-2021-31870 |

Software Advisories

Advisory ID	Software	Component	Link
USN-5379-1	Ubuntu Linux		ubuntu.com/security/notices/USN-5379-1

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