CVE-2021-47270
usb: fix various gadgets null ptr deref on 10gbps cabling.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
In the Linux kernel, the following vulnerability has been resolved: usb: fix various gadgets null ptr deref on 10gbps cabling. This avoids a null pointer dereference in f_{ecm,eem,hid,loopback,printer,rndis,serial,sourcesink,subset,tcm} by simply reusing the 5gbps config for 10gbps.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
4.6
References 7
git.kernel.org
- stable/c/beb1e67a5ca8d69703c776db9000527f44c0c93c
- stable/c/8cd5f45c1b769e3e9e0f4325dd08b6c3749dc7ee
- stable/c/10770d2ac0094b053c8897d96d7b2737cd72f7c5
- stable/c/b4903f7fdc484628d0b8022daf86e2439d3ab4db
- stable/c/4b289a0f3033f465b4fd51ba995251a7867a2aa2
- stable/c/f17aae7c4009160f0630a91842a281773976a5bc
- stable/c/90c4d05780d47e14a50e11a7f17373104cd47d25