CVE-2022-50047net: dsa: mv88e6060: prevent crash on an unused port
- 5.5MediumCVSS base score
- 0.19%Exploitation in 30 daysEPSS · top 91% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6060: prevent crash on an unused port If the port isn't a CPU port nor a user port, 'cpu_dp' is a null pointer and a crash happened on dereferencing it in mv88e6060_setup_port(): [ 9.575872] Unable to handle kernel NULL pointer dereference at virtual address 00000014 ... [ 9.942216] mv88e6060_setup from dsa_register_switch+0x814/0xe84 [ 9.948616] dsa_register_switch from mdio_probe+0x2c/0x54 [ 9.954433] mdio_probe from really_probe.part.0+0x98/0x2a0 [ 9.960375] really_probe.part.0 from driver_probe_device+0x30/0x10c [ 9.967029] driver_probe_device from __device_attach_driver+0xb8/0x13c [ 9.973946] __device_attach_driver from bus_for_each_drv+0x90/0xe0 [ 9.980509] bus_for_each_drv from __device_attach+0x110/0x184 [ 9.986632] __device_attach from bus_probe_device+0x8c/0x94 [ 9.992577] bus_probe_device from deferred_probe_work_func+0x78/0xa8 [ 9.999311] deferred_probe_work_func from process_one_work+0x290/0x73c [ 10.006292] process_one_work from worker_thread+0x30/0x4b8 [ 10.012155] worker_thread from kthread+0xd4/0x10c [ 10.017238] kthread from ret_from_fork+0x14/0x3c
Timeline
ID reserved
By Linux
Published
- 11 months later
· 11 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Analyzed | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.19% · top 91% of all CVEs (13 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected 0abfd494deefdbab66ac03c1181a614285e7d90c – < cb1753bc689c7a7f94da6eee7efc1ae6d8abb36c
- affected 0abfd494deefdbab66ac03c1181a614285e7d90c – < 92dc64e8f591425ce4dabf7d479ebf6e67fb8853
- affected 0abfd494deefdbab66ac03c1181a614285e7d90c – < dd236b62d25e44ecfa26b0910a12f8d8251aff00
- affected 0abfd494deefdbab66ac03c1181a614285e7d90c – < f3a4b55829617cad2d36fa6524367ef629566ba6
- affected 0abfd494deefdbab66ac03c1181a614285e7d90c – < 246bbf2f977ea36aaf41f5d24370fef433250728
- affected 4.15
- unaffected < 4.15
- unaffected 5.4.211 – ≤ 5.4.*
- unaffected 5.10.138 – ≤ 5.10.*
- unaffected 5.15.63 – ≤ 5.15.*
- unaffected 5.19.4 – ≤ 5.19.*
- unaffected 6.0 – ≤ *
References
References5
- https://git.kernel.org/stable/c/cb1753bc689c7a7f94da6eee7efc1ae6d8abb36c (opens in a new tab)
- https://git.kernel.org/stable/c/92dc64e8f591425ce4dabf7d479ebf6e67fb8853 (opens in a new tab)
- https://git.kernel.org/stable/c/dd236b62d25e44ecfa26b0910a12f8d8251aff00 (opens in a new tab)
- https://git.kernel.org/stable/c/f3a4b55829617cad2d36fa6524367ef629566ba6 (opens in a new tab)
- https://git.kernel.org/stable/c/246bbf2f977ea36aaf41f5d24370fef433250728 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-55318 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2022-50047)Record last updated .