MEDIUM
CVE-2022-26966
NVD-CWE-noinfoPublished: March 12, 2022· Updated: Jun 17, 2026
5.5
CVSS v3.1
Official Description
An issue was discovered in the Linux kernel before 5.16.12. drivers/net/usb/sr9700.c allows attackers to obtain sensitive information from heap memory via crafted frame lengths from a device.
Technical Analysis
CVE-2022-26966 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 complete confidentiality breach (data exposure), 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
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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 (8)
→
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.10Mailing List · Patch · Vendor Advisory
→
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e9da0b56fe27206b49f39805f7dcda8a89379062Mailing List · Patch · Vendor Advisory
→
https://lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20220419-0001/Third Party Advisory
→
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.10Mailing List · Patch · Vendor Advisory
→
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e9da0b56fe27206b49f39805f7dcda8a89379062Mailing List · Patch · Vendor Advisory
→
https://lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20220419-0001/Third Party Advisory
Quick Facts
CVE IDCVE-2022-26966
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected3 vendor(s)
PublishedMar 12, 2022
Related CVEs (NVD-CWE-noinfo)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-26966 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.