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CVE-2021-29646

Good to know:

Date: March 30, 2021

An issue was discovered in the Linux kernel before 5.11.11. tipc_nl_retrieve_key in net/tipc/node.c does not properly validate certain data sizes, aka CID-0217ed2848e8.

Language: C

Severity Score

5.5

Related Resources (13)

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-29646

Url: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0217ed2848e8538bcf9172d97ed2eeb4a26041bb

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VTADK5ELGTATGW2RK3K5MBJ2WGYCPZCM/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RZGMUP6QEHJJEKPMLKOSPWYMW7PXFC2M/

Url: https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.11

Url: https://security-tracker.debian.org/tracker/CVE-2021-29646

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WKRNELXLVFDY6Y5XDMWLIH3VKIMQXLLR/

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-29646

Url: https://access.redhat.com/security/cve/CVE-2021-29646

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RZGMUP6QEHJJEKPMLKOSPWYMW7PXFC2M/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VTADK5ELGTATGW2RK3K5MBJ2WGYCPZCM/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WKRNELXLVFDY6Y5XDMWLIH3VKIMQXLLR/

Url: https://www.mend.io/vulnerability-database/CVE-2021-29646

Severity Score

5.5

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

Top Fix

Upgrade Version

Upgrade to version v5.10.27, v5.11.11

CVSS v3.1

Base Score:	5.5
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	2.1
Access Vector (AV):	LOCAL
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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