CVE-2021-3520
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Przepełnienie całkowitej liczby w lz4 może prowadzić do zapisu poza granicami i awarii aplikacji.
CVSS
9.8
EPSS
3.2%
Exploit
none
Vendor
netapp
Opis źródłowy (NVD)
There's a flaw in lz4. An attacker who submits a crafted file to an application linked with lz4 may be able to trigger an integer overflow, leading to calling of memmove() on a negative size argument, causing an out-of-bounds write and/or a crash. The greatest impact of this flaw is to availability, with some potential impact to confidentiality and integrity as well.
brak
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 9.8 |
| CISA KEV (aktywnie wykorzystywane) | Nie |
| FIRST EPSS (prawdopodobieństwo exploita) | 3.2% |
| Opublikowano (NVD) | 2021-06-02 13:15:13 UTC |
| Ostatnia modyfikacja (NVD) | 2026-10-08 21:17:40 UTC |
Referencje
- https://bugzilla.redhat.com/show_bug.cgi?id=1954559 ([email protected]) [Issue Tracking, Patch, Third Party Advisory]
- https://security.netapp.com/advisory/ntap-20211104-0005/ ([email protected]) [Third Party Advisory]
- https://www.oracle.com//security-alerts/cpujul2021.html ([email protected]) [Patch, Third Party Advisory]
- https://www.oracle.com/security-alerts/cpuapr2022.html ([email protected]) [Patch, Third Party Advisory]
- https://www.oracle.com/security-alerts/cpuoct2021.html ([email protected]) [Patch, Third Party Advisory]