Lucene search

Ubuntu.comUB:CVE-2021-3835

HistoryFeb 07, 2022 - 12:00 a.m.

CVE-2021-3835

2022-02-0700:00:00

ubuntu.com

buffer overflow

zephyr

usb

heap-based buffer overflow

cwe-122

CVSS2

5.8

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

35.0%

JSON

Buffer overflow in usb device class. Zephyr versions >= v2.6.0 contain
Heap-based Buffer Overflow (CWE-122). For more information, see
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fm6v-8625-99jf

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchzephyr< anyUNKNOWN
ubuntu20.04noarchzephyr< anyUNKNOWN
ubuntu22.04noarchzephyr< anyUNKNOWN
ubuntu24.04noarchzephyr< anyUNKNOWN
ubuntu16.04noarchzephyr< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	zephyr	< any	UNKNOWN
ubuntu	20.04	noarch	zephyr	< any	UNKNOWN
ubuntu	22.04	noarch	zephyr	< any	UNKNOWN
ubuntu	24.04	noarch	zephyr	< any	UNKNOWN
ubuntu	16.04	noarch	zephyr	< any	UNKNOWN

References

github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fm6v-8625-99jf

launchpad.net/bugs/cve/CVE-2021-3835

nvd.nist.gov/vuln/detail/CVE-2021-3835

security-tracker.debian.org/tracker/CVE-2021-3835

www.cve.org/CVERecord?id=CVE-2021-3835

CVSS2

5.8

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

35.0%

JSON

Related for UB:CVE-2021-3835