Upstream information

CVE-2017-9789 at MITRE

Description

When under stress, closing many connections, the HTTP/2 handling code in Apache httpd 2.4.26 would sometimes access memory after it has been freed, resulting in potentially erratic behaviour.

SUSE information

Overall state of this security issue: Running

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 5 4
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P AV:N/AC:H/Au:N/C:P/I:N/A:P
Access Vector Network Network
Access Complexity Low High
Authentication None None
Confidentiality Impact None Partial
Integrity Impact None None
Availability Impact Partial Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.5 4.8
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
Access Vector Network Network
Access Complexity Low High
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None Low
Integrity Impact None None
Availability Impact High Low
SUSE Bugzilla entry: 1048575 [RESOLVED]

No SUSE Security Announcements cross referenced.

List of packages in QA

Product(s) Package(s)
SUSE Linux Enterprise Server 12 SP2
  • apache2 >= 2.4.23-29.13.1
  • apache2-debuginfo >= 2.4.23-29.13.1
  • apache2-debugsource >= 2.4.23-29.13.1
  • apache2-doc >= 2.4.23-29.13.1
  • apache2-example-pages >= 2.4.23-29.13.1
  • apache2-prefork >= 2.4.23-29.13.1
  • apache2-prefork-debuginfo >= 2.4.23-29.13.1
  • apache2-utils >= 2.4.23-29.13.1
  • apache2-utils-debuginfo >= 2.4.23-29.13.1
  • apache2-worker >= 2.4.23-29.13.1
  • apache2-worker-debuginfo >= 2.4.23-29.13.1
SUSE Linux Enterprise Server 12 SP3
  • apache2 >= 2.4.23-29.13.1
  • apache2-debuginfo >= 2.4.23-29.13.1
  • apache2-debugsource >= 2.4.23-29.13.1
  • apache2-doc >= 2.4.23-29.13.1
  • apache2-example-pages >= 2.4.23-29.13.1
  • apache2-prefork >= 2.4.23-29.13.1
  • apache2-prefork-debuginfo >= 2.4.23-29.13.1
  • apache2-utils >= 2.4.23-29.13.1
  • apache2-utils-debuginfo >= 2.4.23-29.13.1
  • apache2-worker >= 2.4.23-29.13.1
  • apache2-worker-debuginfo >= 2.4.23-29.13.1
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2
  • apache2 >= 2.4.23-29.13.1
  • apache2-debuginfo >= 2.4.23-29.13.1
  • apache2-debugsource >= 2.4.23-29.13.1
  • apache2-doc >= 2.4.23-29.13.1
  • apache2-example-pages >= 2.4.23-29.13.1
  • apache2-prefork >= 2.4.23-29.13.1
  • apache2-prefork-debuginfo >= 2.4.23-29.13.1
  • apache2-utils >= 2.4.23-29.13.1
  • apache2-utils-debuginfo >= 2.4.23-29.13.1
  • apache2-worker >= 2.4.23-29.13.1
  • apache2-worker-debuginfo >= 2.4.23-29.13.1
SUSE Linux Enterprise Software Development Kit 12 SP2
  • apache2 >= 2.4.23-29.13.1
  • apache2-debuginfo >= 2.4.23-29.13.1
  • apache2-debugsource >= 2.4.23-29.13.1
  • apache2-devel >= 2.4.23-29.13.1
SUSE Linux Enterprise Software Development Kit 12 SP3
  • apache2 >= 2.4.23-29.13.1
  • apache2-debuginfo >= 2.4.23-29.13.1
  • apache2-debugsource >= 2.4.23-29.13.1
  • apache2-devel >= 2.4.23-29.13.1


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise SDK 11 SP4 apache2 Not affected
SUSE Linux Enterprise SDK 12 SP2 apache2 In progress
SUSE Linux Enterprise SDK 12 SP3 apache2 In progress
SUSE Linux Enterprise Server 11 SP3 LTSS apache2 Not affected
SUSE Linux Enterprise Server 11 SP4 apache2 Not affected
SUSE Linux Enterprise Server 12 GA LTSS apache2 Not affected
SUSE Linux Enterprise Server 12 SP1 LTSS apache2 Not affected
SUSE Linux Enterprise Server 12 SP2 apache2 In progress
SUSE Linux Enterprise Server 12 SP3 apache2 In progress
SUSE Studio Onsite 1.3 apache2 Not affected