USN-5379-1: klibc vulnerabilities | Cloud Foundry

Severity Low Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Description It was discovered that klibc did not properly perform some mathematical operations, leading to an integer overflow. An attacker could possibly use this issue to cause a crash, resultin...

USN-5379-1: klibc vulnerabilities

It was discovered that klibc did not properly perform some mathematical operations, leading to an integer overflow. An attacker could possibly use this issue to cause a crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2021-31870 It was discovered that klibc did not...

Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS : klibc vulnerabilities (USN-5379-1)

The remote Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5379-1 advisory. It was discovered that klibc did not properly perform some mathematical operations, leading to an integer overflow. An attacker...

CVE-2021-31870

CVE-2021-31870 concerns klibc before version 2.0.9, where an integer overflow in calloc() due to multiplication can cause a heap buffer overflow. Multiple connected advisories/reporting broaden the impact to include related issues in the same klibc package (e.g., 64-bit allocation/memory handling...

CVE-2021-31870

An issue was discovered in klibc before 2.0.9. Multiplication in the calloc function may result in an integer overflow and a subsequent heap buffer overflow...