CVE-2022-26490
Medium
Elevated severity or exploit probability.
CVSS base
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.4%
37.0th percentile
CISA KEV
Not listed
Weakness / dates
CWE-120
Published 2022-03-06 · modified 2026-09-01
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2022-03-06 — Published (NVD)
- 2026-09-01 — Last modified (NVD)
Description
st21nfca_connectivity_event_received in drivers/nfc/st21nfca/se.c in the Linux kernel through 5.16.12 has EVT_TRANSACTION buffer overflows because of untrusted length parameters.
Affected
References
- https://github.com/torvalds/linux/commit/4fbcc1a4cb20fe26ad0225679c536c80f1648221
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BG4J46EMFPDD5QHYXDUI3PJCZQ7HQAZR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C5AUUDGSDLGYU7SZSK4PFAN22NISQZBT/
- https://security.netapp.com/advisory/ntap-20220429-0004/
- https://www.debian.org/security/2022/dsa-5127
- https://www.debian.org/security/2022/dsa-5173
- https://github.com/torvalds/linux/commit/4fbcc1a4cb20fe26ad0225679c536c80f1648221
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BG4J46EMFPDD5QHYXDUI3PJCZQ7HQAZR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C5AUUDGSDLGYU7SZSK4PFAN22NISQZBT/
- https://security.netapp.com/advisory/ntap-20220429-0004/
- https://www.debian.org/security/2022/dsa-5127
- https://www.debian.org/security/2022/dsa-5173