If an argument longer than INT_MAX bytes is given to pgrep, "int bytes" could wrap around back to a large positive int (rather than approaching zero), leading to a stack buffer overflow via strncat().
Find out more about CVE-2018-1125 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 4.4 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L |
| Attack Vector | Local |
| Attack Complexity | Low |
| Privileges Required | Low |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | Low |
| Availability Impact | Low |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | procps-ng | Affected |
| Red Hat Enterprise Linux 6 | procps | Affected |
| Red Hat Enterprise Linux 5 | procps | Will not fix |
Vulmon