PatchTheCVECVE-2022-25872: All versions of package fast-string-search are vulnerable to Out-of-bounds Read due to incorrect memory freein
CVE-2022-25872 is a medium-severity flaw (CVSS 5.3) affecting fast string search. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
All versions of package fast-string-search are vulnerable to Out-of-bounds Read due to incorrect memory freeing and length calculation for any non-string input as the source. This allows the attacker to read previously allocated memory.
Why this priority
- Public exploit reference
- Remotely exploitable, no login, no user action
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 5.3 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 1.1% (top 34%) |
| CISA exploited list | No |
| Weakness | CWE-125 |
| Published | 2022-06-17 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2022-25872?
fast string search: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2022-25872 being exploited?
CVE-2022-25872 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2022-25872 affect?
CVE-2022-25872 affects fast string search. Severity is medium (CVSS 5.3). All versions of package fast-string-search are vulnerable to Out-of-bounds Read due to incorrect memory freeing and length calculation for any non-string input as the source. This allows the attacker to read previously allocated memory.
How urgent is CVE-2022-25872?
Priority 45/100. Public exploit reference; Remotely exploitable, no login, no user action
Related CVEs
- CVE-2022-22138 HIGH 7.5 MITIGATE All versions of package fast-string-search are vulnerable to Denial of Service (DoS) when computations are inc