usb: common: usb-conn-gpio: fix NULL pointer dereference of charger
Published May 21, 2024
5.5
MEDIUMCVSS 3.1
EPSS 0.24%
Description
When power on system with OTG cable, IDDIG's interrupt arises before the charger registration, it will cause a NULL pointer dereference, fix the issue by registering the power supply before requesting IDDIG/VBUS irq.
Affected products
-
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version
-
- Version 5.9StatusaffectedConstraints-
- Version 0StatusunaffectedConstraints<5.9
- Version 5.10.52StatusunaffectedConstraints<=5.10.*
- Version 5.12.19StatusunaffectedConstraints<=5.12.*
- Version 5.13.4StatusunaffectedConstraints<=5.13.*
- Version 5.14StatusunaffectedConstraints<=*
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
- < 5.10.52
- ≥ 5.11 · < 5.12.19
- ≥ 5.13 · < 5.13.4
No data.
Red Hat Enterprise Linux 6
kernel
Out of support scope
Red Hat Enterprise Linux 7
kernel
Out of support scope
Red Hat Enterprise Linux 7
kernel-rt
Out of support scope
Red Hat Enterprise Linux 8
kernel
Not affected
Red Hat Enterprise Linux 8
kernel-rt
Not affected
Red Hat Enterprise Linux 9
kernel
Not affected
Red Hat Enterprise Linux 9
kernel-rt
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Out of support scope | n/a |
| Red Hat Enterprise Linux 8 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 8 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise Linux 9 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 9 | kernel-rt | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed May 23, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2024–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (5 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.24% (0.00235) | 13.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.24% (0.00235) | 14.23th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.04% (0.00038) | 8.35th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00045) | 17.70th | v3 (v2023.03.01) |
| May 22, 2024 | 0.04% (0.00045) | 15.01th | v3 (v2023.03.01) |
References (8)
- https://access.redhat.com/security/cve/CVE-2021-47331 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2282429 Issue Tracking
- https://git.kernel.org/stable/c/1a133a0996d6b4c83509d570ed4edcba34c44f25 Patch
- https://git.kernel.org/stable/c/436906fd248e018403bcda61a9311d9af02912f1 Patch
- https://git.kernel.org/stable/c/880287910b1892ed2cb38977893b947382a09d21 Patch
- https://git.kernel.org/stable/c/8e8d910e9a3a7fba86140aff4924c30955ab228b Patch
- https://nvd.nist.gov/vuln/detail/CVE-2021-47331
- https://www.cve.org/CVERecord?id=CVE-2021-47331
Change history (0)
No recorded changes yet.