Off-by-one Error Affecting libcacard-tools package, versions *


Severity

Recommended
0.0
low
0
10

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.05% (15th percentile)

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  • Snyk ID SNYK-RHEL7-LIBCACARDTOOLS-1912505
  • published 6 Nov 2021
  • disclosed 4 Feb 2021

How to fix?

There is no fixed version for RHEL:7 libcacard-tools.

NVD Description

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

An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the 'page' argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use this flaw to potentially crash QEMU, resulting in a denial of service condition.

CVSS Scores

version 3.1
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NVD

6.5 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Changed
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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Red Hat

3.2 low
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SUSE

3.2 low