ALT-PU-2017-1874-1

Package update openvswitch in branch sisyphus

Version2.7.1-alt1

Published2017-07-14

Max severityCRITICAL

Severity:

Closed issues (3)

CRITICAL9.8

In Open vSwitch (OvS) 2.7.0, while parsing an OFPT_QUEUE_GET_CONFIG_REPLY type OFP 1.0 message, there is a buffer over-read that is caused by an unsigned integer underflow in the function `ofputil_pull_queue_get_config_reply10` in `lib/ofp-util.c`.

Published: 2017-05-23Modified: 2025-04-20

CVSS 2.0HIGH 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xCRITICAL 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

MEDIUM6.5

In Open vSwitch (OvS) 2.7.0, while parsing an OpenFlow role status message, there is a call to the abort() function for undefined role status reasons in the function `ofp_print_role_status_message` in `lib/ofp-print.c` that may be leveraged toward a remote DoS attack by a malicious switch.

Published: 2017-05-29Modified: 2025-04-20

CVSS 2.0LOW 3.3

CVSS:2.0/AV:A/AC:L/Au:N/C:N/I:N/A:P

CVSS 3.xMEDIUM 6.5

CVSS:3.x/CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

CRITICAL9.8

In Open vSwitch (OvS) v2.7.0, there is a buffer over-read while parsing the group mod OpenFlow message sent from the controller in `lib/ofp-util.c` in the function `ofputil_pull_ofp15_group_mod`.

Published: 2017-05-29Modified: 2025-04-20

CVSS 2.0HIGH 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xCRITICAL 9.8

CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References