Upstream information

CVE-2021-20314 at MITRE

Description

Stack buffer overflow in libspf2 versions below 1.2.11 when processing certain SPF macros can lead to Denial of service and potentially code execution via malicious crafted SPF explanation messages.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1189104 [NEW]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Package Hub 15 SP1
  • libspf2-2 >= 1.2.10-bp151.7.1
  • libspf2-devel >= 1.2.10-bp151.7.1
  • libspf2-tools >= 1.2.10-bp151.7.1
Patchnames:
openSUSE-2021-1187
SUSE Package Hub 15 SP2
  • libspf2-2 >= 1.2.10-bp152.8.1
  • libspf2-devel >= 1.2.10-bp152.8.1
  • libspf2-tools >= 1.2.10-bp152.8.1
Patchnames:
openSUSE-2021-1187
SUSE Package Hub 15 SP3
  • libspf2-2 >= 1.2.10-bp153.5.1
  • libspf2-devel >= 1.2.10-bp153.5.1
  • libspf2-tools >= 1.2.10-bp153.5.1
Patchnames:
openSUSE-2021-1187
openSUSE Leap 15.2
  • libspf2-2 >= 1.2.10-lp152.4.3.1
  • libspf2-devel >= 1.2.10-lp152.4.3.1
  • libspf2-tools >= 1.2.10-lp152.4.3.1
Patchnames:
openSUSE-2021-1187
openSUSE Leap 15.3
  • libspf2-2 >= 1.2.10-bp153.5.1
  • libspf2-devel >= 1.2.10-bp153.5.1
  • libspf2-tools >= 1.2.10-bp153.5.1
Patchnames:
openSUSE-2021-1187
openSUSE Tumbleweed
  • libspf2-2 >= 1.2.10-5.3
  • libspf2-apidocs >= 1.2.10-5.3
  • libspf2-devel >= 1.2.10-5.3
  • libspf2-tools >= 1.2.10-5.3
  • perl-Mail-SPF_XS >= 0.01-5.3
Patchnames:
openSUSE Tumbleweed GA libspf2-2-1.2.10-5.3


SUSE Timeline for this CVE

CVE page created: Wed Aug 4 17:15:12 2021
CVE page last modified: Wed Oct 26 23:00:51 2022