NULL pointer dereference in Linux Kernel
CVE-2022-25258
An issue was discovered in drivers/usb/gadget/composite.c in the Linux kernel before 5.16.10. The USB Gadget subsystem lacks certain validation of interface OS descriptor requests (ones with a large array index and ones associated with NULL function pointer retrieval). Memory corruption might occur.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (59.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/torvalds/linux/commit/75e5b4849b81e19e9efe1654b30d7f3151c33c2c (Patch, Third Party Advisory)
- github.com/szymonh/d-os-descriptor (Third Party Advisory, Issue Tracking)
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.10 (Release Notes, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- www.debian.org/security/2022/dsa-5092 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/03/msg00011.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/03/msg00012.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2022/dsa-5096 (vendor-advisory, Third Party Advisory)
- security.netapp.com/advisory/ntap-20221028-0007/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-25258?
- CVE-2022-25258 is a medium-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 4.6/10. Published 2022-02-16.
- How severe is CVE-2022-25258?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2022-25258 known to be exploited?
- 14 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.