CVE-2021-47149

net: fujitsu: fix potential null-ptr-deref

Severity Score

"-"

*CVSS v-

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

In the Linux kernel, the following vulnerability has been resolved:

net: fujitsu: fix potential null-ptr-deref

In fmvj18x_get_hwinfo(), if ioremap fails there will be NULL pointer
deref. To fix this, check the return value of ioremap and return -1
to the caller in case of failure.

En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: fujitsu: corrige el potencial null-ptr-deref En fmvj18x_get_hwinfo(), si ioremap falla, habrá un puntero NULL deref. Para solucionar este problema, verifique el valor de retorno de ioremap y devuelva -1 a la persona que llama en caso de falla.

*Credits: N/A

CVSS Scores

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2024-03-04 CVE Reserved
2024-03-25 CVE Published
2024-03-26 EPSS Updated
2024-11-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (8)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/stable/c/b92170e209f7746ed72eaac98f2c2f4b9af734e6	2021-06-03
https://git.kernel.org/stable/c/6dbf1101594f7c76990b63c35b5a40205a914b6b	2021-06-03
https://git.kernel.org/stable/c/c4f1c23edbe921ab2ecd6140d700e756cd44c5f7	2021-06-03
https://git.kernel.org/stable/c/7883d3895d0fbb0ba9bff0f8665f99974b45210f	2021-06-03
https://git.kernel.org/stable/c/22049c3d40f08facd1867548716a484dad6b3251	2021-06-03
https://git.kernel.org/stable/c/71723a796ab7881f491d663c6cd94b29be5fba50	2021-06-03
https://git.kernel.org/stable/c/f14bf57a08779a5dee9936f63ada0149ea89c5e6	2021-06-03
https://git.kernel.org/stable/c/52202be1cd996cde6e8969a128dc27ee45a7cb5e	2021-05-13

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 4.4.271 Search vendor "Linux" for product "Linux Kernel" and version " < 4.4.271"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 4.9.271 Search vendor "Linux" for product "Linux Kernel" and version " < 4.9.271"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 4.14.235 Search vendor "Linux" for product "Linux Kernel" and version " < 4.14.235"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 4.19.193 Search vendor "Linux" for product "Linux Kernel" and version " < 4.19.193"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.4.124 Search vendor "Linux" for product "Linux Kernel" and version " < 5.4.124"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.10.42 Search vendor "Linux" for product "Linux Kernel" and version " < 5.10.42"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.12.9 Search vendor "Linux" for product "Linux Kernel" and version " < 5.12.9"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.13 Search vendor "Linux" for product "Linux Kernel" and version " < 5.13"		en		Affected