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Improper Handling of Length Parameter Inconsistency Affecting kernel-rt package, versions <0:3.10.0-514.26.1.rt56.442.el7

Severity

 Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    26.29% (97th percentile)

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  • Snyk ID SNYK-RHEL7-KERNELRT-4699534
  • published 26 Jul 2021
  • disclosed 14 Apr 2017
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Introduced: 14 Apr 2017

CVE-2017-7645 Open this link in a new tab
CWE-130 Open this link in a new tab

How to fix?

Upgrade RHEL:7 kernel-rt to version 0:3.10.0-514.26.1.rt56.442.el7 or higher.
This issue was patched in RHSA-2017:1616.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt package and not the kernel-rt package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

The NFSv2/NFSv3 server in the nfsd subsystem in the Linux kernel through 4.10.11 allows remote attackers to cause a denial of service (system crash) via a long RPC reply, related to net/sunrpc/svc.c, fs/nfsd/nfs3xdr.c, and fs/nfsd/nfsxdr.c.

CVSS Scores

version 3.1
Expand this section

NVD

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High