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[USN-5759-2] LibBPF vulnerabilities

Severity High
Affected Packages 2
CVEs 2
Info Packages Vulnerabilities

Several security issues were fixed in LibBPF.

USN-5759-1 fixed vulnerabilities in LibBPF. This update provides the
corresponding updates for Ubuntu 20.04 ESM.

Original advisory details:

It was discovered that LibBPF incorrectly handled certain memory operations
under certain circumstances. An attacker could possibly use this issue to
cause LibBPF to crash, resulting in a denial of service, or possibly
execute arbitrary code. This issue only affected Ubuntu 22.10.
(CVE-2021-45940, CVE-2021-45941, CVE-2022-3533)

It was discovered that LibBPF incorrectly handled certain memory operations
under certain circumstances. An attacker could possibly use this issue to
cause LibBPF to crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2022-3534, CVE-2022-3606)

Package Affected Version
pkg:deb/ubuntu/libbpf0?distro=focal < 0.5.0-1~ubuntu20.04.1+esm1
pkg:deb/ubuntu/libbpf-dev?distro=focal < 0.5.0-1~ubuntu20.04.1+esm1
ID
USN-5759-2
Severity
high
Severity from
CVE-2022-3534
URL
https://ubuntu.com/security/notices/USN-5759-2
Published
2022-12-08T09:40:00
(21 months ago)
Modified
2022-12-08T09:40:00
(21 months ago)
Other Advisories
Type Package URL Namespace Name / Product Version Distribution / Platform Arch Patch / Fix
Affected pkg:deb/ubuntu/libbpf0?distro=focal ubuntu libbpf0 < 0.5.0-1~ubuntu20.04.1+esm1 focal
Affected pkg:deb/ubuntu/libbpf-dev?distro=focal ubuntu libbpf-dev < 0.5.0-1~ubuntu20.04.1+esm1 focal
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories Exploits PoC Pubblication Date Modification Date
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories PoC Pubblication Date Modification Date