Rewterz penetration testing services help organizations determine if a cyber attacker can gain access to their critical assets while giving them detailed insights of the overall business impact of a cyber attack.
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Rewterz penetration testing services help organizations determine if a cyber attacker can gain access to their critical assets while giving them detailed insights of the overall business impact of a cyber attack.
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Severity
Medium
Analysis Summary
An error within the “nfsd4_verify_copy()” function (fs/nfsd/nfs4proc.c) can be exploited to trigger a NULL pointer deference and subsequently crash the NFS server.
Impact
Denial of Service
Affected Vendors
Linux
Affected Products
Remediation
Update to a fixed version.
Versions 4.19.x:
Update to version 4.19.3 or later.
Versions 4.14.x:
Update to version 4.14.82 or later.
Versions 4.9.x:
Update to version 4.9.138 or later.