MEDIUM
CVE-2022-28389
CWE-415Published: April 3, 2022· Updated: Jun 17, 2026
5.5
CVSS v3.1
Official Description
mcba_usb_start_xmit in drivers/net/can/usb/mcba_usb.c in the Linux kernel through 5.17.1 has a double free.
Technical Analysis
CVE-2022-28389 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (14)
→
https://github.com/torvalds/linux/commit/04c9b00ba83594a29813d6b1fb8fdc93a3915174Patch · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20220513-0001/Third Party Advisory
→
https://www.debian.org/security/2022/dsa-5127Third Party Advisory
→
https://www.debian.org/security/2022/dsa-5173Third Party Advisory
→
https://github.com/torvalds/linux/commit/04c9b00ba83594a29813d6b1fb8fdc93a3915174Patch · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20220513-0001/Third Party Advisory
→
https://www.debian.org/security/2022/dsa-5127Third Party Advisory
→
https://www.debian.org/security/2022/dsa-5173Third Party Advisory
Quick Facts
CVE IDCVE-2022-28389
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-415
CISA KEVNo
Affected4 vendor(s)
PublishedApr 3, 2022
Related CVEs (CWE-415)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-28389 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.