snapd 2.54.2 did not properly validate the location of the snap-confine binary. A local attacker who can hardlink this binary to another location to cause snap-confine to execute other arbitrary binaries and hence gain privilege escalation. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: canonical

Published: 2022-02-17T22:15:18

Updated: 2022-02-23T12:06:05

Reserved: 2021-12-08T00:00:00


Link: CVE-2021-44730

JSON object: View

cve-icon NVD Information

Status : Modified

Published: 2022-02-17T23:15:07.413

Modified: 2023-11-07T03:39:42.400


Link: CVE-2021-44730

JSON object: View

cve-icon Redhat Information

No data.

CWE