Upstream information

CVE-2018-7186 at MITRE

Description

Leptonica before 1.75.3 does not limit the number of characters in a %s format argument to fscanf or sscanf, which allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a long string, as demonstrated by the gplotRead and ptaReadStream functions.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently not rated by SUSE as it is not affecting the SUSE Enterprise products.

CVSS v2 Scores
  National Vulnerability Database
Base Score 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 9.8
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3
SUSE Bugzilla entries: 1081576 [RESOLVED / FIXED], 1081631 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE Tumbleweed
  • leptonica-devel >= 1.80.0-1.9
  • leptonica-tools >= 1.80.0-1.9
  • liblept5 >= 1.80.0-1.9
  • liblept5-32bit >= 1.80.0-1.9
Patchnames:
openSUSE Tumbleweed GA leptonica-devel-1.80.0-1.9