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ubuntuUbuntuUSN-5759-1
HistoryDec 05, 2022 - 12:00 a.m.

LibBPF vulnerabilities

2022-12-0500:00:00
ubuntu.com
25
libbpf
ubuntu 22.10
ubuntu 22.04 lts
memory operations
denial of service
arbitrary code
cve-2021-45940
cve-2021-45941
cve-2022-3533
cve-2022-3534
cve-2022-3606
unix

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

41.5%

Releases

  • Ubuntu 22.10
  • Ubuntu 22.04 LTS

Packages

  • libbpf - eBPF helper library (development files)

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)

OSVersionArchitecturePackageVersionFilename
Ubuntu22.10noarchlibbpf-dev< 1:0.8.0-1ubuntu22.10.1UNKNOWN
Ubuntu22.10noarchlibbpf0< 1:0.8.0-1ubuntu22.10.1UNKNOWN
Ubuntu22.10noarchlibbpf0-dbgsym< 1:0.8.0-1ubuntu22.10.1UNKNOWN
Ubuntu22.04noarchlibbpf-dev< 1:0.5.0-1ubuntu22.04.1UNKNOWN
Ubuntu22.04noarchlibbpf0< 1:0.5.0-1ubuntu22.04.1UNKNOWN
Ubuntu22.04noarchlibbpf0-dbgsym< 1:0.5.0-1ubuntu22.04.1UNKNOWN

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

41.5%