xhci: tegra: fix checked USB2 port number (Linux Linux)

CVE-2024-50075
HIGH 8.0

At a glance

Source
NVD
EPSS
EPSS 0.22 % · percentile 12 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: xhci: tegra: fix checked USB2 port number If USB virtualizatoin is enabled, USB2 ports are shared between all Virtual Functions. The USB2 port number owned by an USB2 root hub in a Virtual Function may be less than total USB2 phy number supported by the Tegra XUSB controller. Using total USB2 phy number as port number to check all PORTSC values would cause invalid memory access. [ 116.923438] Unable to handle kernel paging request at virtual address 006c622f7665642f ... [ 117.213640] Call trace: [ 117.216783] tegra_xusb_enter_elpg+0x23c/0x658 [ 117.222021] tegra_xusb_runtime_suspend+0x40/0x68 [ 117.227260] pm_generic_runtime_suspend+0x30/0x50 [ 117.232847] __rpm_callback+0x84/0x3c0 [ 117.237038] rpm_suspend+0x2dc/0x740 [ 117.241229] pm_runtime_work+0xa0/0xb8 [ 117.245769] process_scheduled_works+0x24c/0x478 [ 117.251007] worker_thread+0x23c/0x328 [ 117.255547] kthread+0x104/0x1b0 [ 117.259389] ret_from_fork+0x10/0x20 [ 117.263582] Code: 54000222 f9461ae8 f8747908 b4ffff48 (f9400100)

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 8.0CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:HLinux
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCISA-ADP
CVSS 3.1HIGH 8.0CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected a30951d31b250bf3479c00e93646b6cc6fb42a56 < 9c696bf4ab54c7cec81221887564305f0ceeac0a ; affected a30951d31b250bf3479c00e93646b6cc6fb42a56 < c46555f14b71f95a447f5d49fc3f1f80a1472da2 ; affected a30951d31b250bf3479c00e93646b6cc6fb42a56 < 7d381137cb6ecf558ef6698c7730ddd482d4c8f2
Linux · Linuxaffected 6.3 ; unaffected 0 < 6.3 ; unaffected 6.6.58 ≤ 6.6.* ; unaffected 6.11.5 ≤ 6.11.* ; unaffected 6.12 ≤ *

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD