vulnerability
Ubuntu: (CVE-2021-47331): linux-fips vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:N/I:N/A:C) | May 21, 2024 | Jun 26, 2025 | Mar 27, 2026 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
May 21, 2024
Added
Jun 26, 2025
Modified
Mar 27, 2026
Description
In the Linux kernel, the following vulnerability has been resolved:
usb: common: usb-conn-gpio: fix NULL pointer dereference of charger
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.
Solution
no-fix-ubuntu-package
References
- CVE-2021-47331
- https://attackerkb.com/topics/CVE-2021-47331
- CWE-476
- EUVD-EUVD-2021-34336
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-34336
- https://git.kernel.org/linus/880287910b1892ed2cb38977893b947382a09d21
- https://git.kernel.org/stable/c/1a133a0996d6b4c83509d570ed4edcba34c44f25
- https://git.kernel.org/stable/c/436906fd248e018403bcda61a9311d9af02912f1
- https://git.kernel.org/stable/c/880287910b1892ed2cb38977893b947382a09d21
- https://git.kernel.org/stable/c/8e8d910e9a3a7fba86140aff4924c30955ab228b
- https://www.cve.org/CVERecord?id=CVE-2021-47331
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