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CVE-2021-46991 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix use-after-free in i40e_client_subtask() Currently the call to i40e_client_del_instance frees the object pf->cinst, however pf->cinst->lan_info is being accessed after the free. Fix this by adding the missing return. Addresses-Coverity: ("Read from pointer after free")


Severity



CVSS 4.0 Severity and Metrics:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have not published a CVSS score for this CVE at this time. NVD Analysts use publicly available information at the time of analysis to associate CVSS vector strings.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://git.kernel.org/stable/c/1fd5d262e7442192ac7611ff1597a36c5b044323
https://git.kernel.org/stable/c/38318f23a7ef86a8b1862e5e8078c4de121960c3
https://git.kernel.org/stable/c/4ebc10aa7cd17fd9857dedac69600465c9dd16d1
https://git.kernel.org/stable/c/829a713450b8fb127cbabfc1244c1d8179ec5107
https://git.kernel.org/stable/c/c1322eaeb8af0d8985b5cc5fa759140fa0e57b84
https://git.kernel.org/stable/c/d718c15a2bf9ae082d5ae4d177fb19ef23cb4132

Weakness Enumeration

CWE-ID CWE Name Source

Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-46991
NVD Published Date:
02/28/2024
NVD Last Modified:
02/28/2024
Source:
kernel.org