CVE-2021-35938
Medium
Description
A symbolic link issue was found in rpm. It occurs when rpm sets the desired permissions and credentials after installing a file. A local unprivileged user could use this flaw to exchange the original file with a symbolic link to a security-critical file and escalate their privileges on the system. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
SeverityMedium
CVSS6.7
Exploit probability—
Product
Rpm
PublishedAug 25, 2022
First seenAug 25, 2022
Weakness typeCWE-59Improper link resolution
How to fix
Update
- rpm rpm4.18.0 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| rpm rpm | v < 4.18.0 | 4.18.0 |
| fedoraproject fedora | 34 | — |
| redhat enterprise_linux | 7.0, 8.0, 9.0 | — |
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