Out-of-bounds Read

Affecting pcre3 package, versions <2:8.39-3

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NVD Description

Note: Versions mentioned in the description apply to the upstream pcre3 package. See Remediation section below for Debian:9 relevant versions.

The _pcre32_xclass function in pcre_xclass.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (invalid memory read) via a crafted file.

Remediation

Upgrade Debian:9 pcre3 to version 2:8.39-3 or higher.

References

CVSS Score

5.5
medium severity
  • Attack Vector
    Local
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    Required
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    None
  • Availability
    High
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVE
CVE-2017-7244
CWE
CWE-125
Snyk ID
SNYK-DEBIAN9-PCRE3-345375
Disclosed
23 Mar, 2017
Published
23 Mar, 2017