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CVE-2022-3533

Linux Kernel BPF usdt.c parse_usdt_arg memory leak

3.5 LowFix available

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

Attack profile

How easy it is to exploit

Attack vector
Adjacent network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
Low

Exploit likelihood

0.41%Down 0.5 points since Oct 18, 2022
90%50%10%1%

What each source reports

CVE List Score used 3.5

Linux Kernel BPF usdt.c parse_usdt_arg memory leak

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

Record
CVE-2022-3533
CVSS 3.1
3.5 LowCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weakness
CWE-404
Updated
2026-11-02
EUVDEUVD-2022-42899 3.5

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

Record
EUVD-2022-42899
CVSS 3.1
3.5 LowCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Updated
2026-11-02
GitHub AdvisoriesGHSA-8x83-fq4g-v5m7 5.7

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects...

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

Record
GHSA-8x83-fq4g-v5m7
CVSS 3.1
5.7 MediumCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-401, CWE-404
Updated
2026-11-02
NVD 3.5

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

Record
CVE-2022-3533
CVSS 3.1
3.5 LowCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1
5.7 MediumCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-404
Updated
2026-11-02
OSVAZL-27430 5.7

CVE-2022-3533 affecting package kernel for versions less than 5.15.122.1-2

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

Record
AZL-27430
CVSS 3.1
5.7 MediumCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVBELL-CVE-2022-3533 5.7

CVE-2022-3533 does not affect BellSoft software

Record
BELL-CVE-2022-3533
CVSS 3.1
5.7 MediumCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 5 moreShow less
OSV 5.7

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

Record
CVE-2022-3533
CVSS 3.1
5.7 MediumCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2022-3533 5.7

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

Record
DEBIAN-CVE-2022-3533
CVSS 3.1
5.7 MediumCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
OSVUBUNTU-CVE-2022-3533 5.7

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

Record
UBUNTU-CVE-2022-3533
CVSS 3.1
5.7 MediumCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 3.1
3.5 LowCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Updated
2026-11-02
OSVopenSUSE-SU-2024:12491-1 No score

libbpf-devel-1.0.1-2.1 on GA media

These are all security issues fixed in the libbpf-devel-1.0.1-2.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:12491-1
Updated
2026-11-02
OSVUSN-5759-1 No score

libbpf vulnerabilities

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)

Record
USN-5759-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
kernel
Azure Linux:2
 before 5.15.122.1-2
5.15.122.1-2
libbpf
Debian:12
 before 1.1.0-1
1.1.0-1
libbpf
Debian:13
 before 1.1.0-1
1.1.0-1
libbpf
Debian:14
 before 1.1.0-1
1.1.0-1
libbpf
Ubuntu:22.04:LTS
 before 0.5.0-1ubuntu22.04.1, plus listed versions
0.4.0-1ubuntu10.5.0-1
0.5.0-1ubuntu22.04.1

History

History
RecordedChangedSources
affected
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-3533 is a low vulnerability (CVSS 3.5) in Linux Kernel, published October 17, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 35th percentile. Fixed in kernel 5.15.122.1-2.

References

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