# Security update for frr

Announcement ID: SUSE-SU-2023:4663-1  
Rating: important  
References:

  * bsc#1216896
  * bsc#1216897
  * bsc#1216899
  * bsc#1216900

  
Cross-References:

  * CVE-2023-38406
  * CVE-2023-38407
  * CVE-2023-47234
  * CVE-2023-47235

  
CVSS scores:

  * CVE-2023-38406 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-38406 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-38407 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-38407 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-47234 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-47234 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-47235 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-47235 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * openSUSE Leap 15.5
  * Server Applications Module 15-SP5
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise Real Time 15 SP5
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5

  
  
An update that solves four vulnerabilities can now be installed.

## Description:

This update for frr fixes the following issues:

  * CVE-2023-47235: Fixed denial of service caused by malformed BGP UPDATE
    message with an EOR is processed (bsc#1216896).
  * CVE-2023-47234: Fixed denial of service caused by crafted BGP UPDATE message
    with a MP_UNREACH_NLRI attribute (bsc#1216897).
  * CVE-2023-38407: Fixed read beyond the end of the stream during labeled
    unicast parsing (bsc#1216899).
  * CVE-2023-38406: Fixed mishandling of nlri length of zero, aka a "flowspec
    overflow (bsc#1216900).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * openSUSE Leap 15.5  
    zypper in -t patch SUSE-2023-4663=1 openSUSE-SLE-15.5-2023-4663=1

  * Server Applications Module 15-SP5  
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP5-2023-4663=1

## Package List:

  * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586)
    * frr-debugsource-8.4-150500.4.15.1
    * libfrr0-debuginfo-8.4-150500.4.15.1
    * libfrrsnmp0-debuginfo-8.4-150500.4.15.1
    * libfrrcares0-8.4-150500.4.15.1
    * libfrrfpm_pb0-8.4-150500.4.15.1
    * frr-debuginfo-8.4-150500.4.15.1
    * libfrrospfapiclient0-8.4-150500.4.15.1
    * libmlag_pb0-8.4-150500.4.15.1
    * frr-devel-8.4-150500.4.15.1
    * libfrrsnmp0-8.4-150500.4.15.1
    * libfrr_pb0-debuginfo-8.4-150500.4.15.1
    * libmlag_pb0-debuginfo-8.4-150500.4.15.1
    * libfrr0-8.4-150500.4.15.1
    * libfrr_pb0-8.4-150500.4.15.1
    * libfrrcares0-debuginfo-8.4-150500.4.15.1
    * libfrrzmq0-debuginfo-8.4-150500.4.15.1
    * frr-8.4-150500.4.15.1
    * libfrrospfapiclient0-debuginfo-8.4-150500.4.15.1
    * libfrrzmq0-8.4-150500.4.15.1
    * libfrrfpm_pb0-debuginfo-8.4-150500.4.15.1
  * Server Applications Module 15-SP5 (aarch64 ppc64le s390x x86_64)
    * frr-debugsource-8.4-150500.4.15.1
    * libfrr0-debuginfo-8.4-150500.4.15.1
    * libfrrsnmp0-debuginfo-8.4-150500.4.15.1
    * libfrrcares0-8.4-150500.4.15.1
    * libfrrfpm_pb0-8.4-150500.4.15.1
    * frr-debuginfo-8.4-150500.4.15.1
    * libfrrospfapiclient0-8.4-150500.4.15.1
    * libmlag_pb0-8.4-150500.4.15.1
    * frr-devel-8.4-150500.4.15.1
    * libfrrsnmp0-8.4-150500.4.15.1
    * libfrr_pb0-debuginfo-8.4-150500.4.15.1
    * libmlag_pb0-debuginfo-8.4-150500.4.15.1
    * libfrr0-8.4-150500.4.15.1
    * libfrr_pb0-8.4-150500.4.15.1
    * libfrrcares0-debuginfo-8.4-150500.4.15.1
    * libfrrzmq0-debuginfo-8.4-150500.4.15.1
    * frr-8.4-150500.4.15.1
    * libfrrospfapiclient0-debuginfo-8.4-150500.4.15.1
    * libfrrzmq0-8.4-150500.4.15.1
    * libfrrfpm_pb0-debuginfo-8.4-150500.4.15.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-38406.html
  * https://www.suse.com/security/cve/CVE-2023-38407.html
  * https://www.suse.com/security/cve/CVE-2023-47234.html
  * https://www.suse.com/security/cve/CVE-2023-47235.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1216896
  * https://bugzilla.suse.com/show_bug.cgi?id=1216897
  * https://bugzilla.suse.com/show_bug.cgi?id=1216899
  * https://bugzilla.suse.com/show_bug.cgi?id=1216900

SUSE: 2023:4663-1 important: frr

December 6, 2023
* bsc#1216896 * bsc#1216897 * bsc#1216899 * bsc#1216900

Summary

## This update for frr fixes the following issues: * CVE-2023-47235: Fixed denial of service caused by malformed BGP UPDATE message with an EOR is processed (bsc#1216896). * CVE-2023-47234: Fixed denial of service caused by crafted BGP UPDATE message with a MP_UNREACH_NLRI attribute (bsc#1216897). * CVE-2023-38407: Fixed read beyond the end of the stream during labeled unicast parsing (bsc#1216899). * CVE-2023-38406: Fixed mishandling of nlri length of zero, aka a "flowspec overflow (bsc#1216900). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * openSUSE Leap 15.5 zypper in -t patch SUSE-2023-4663=1 openSUSE-SLE-15.5-2023-4663=1 * Server Applications Module 15-SP5 zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP5-2023-4663=1 ## Package List: * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586) * frr-debugsource-8.4-150500.4.15.1 * libfrr0-debuginfo-8.4-150500.4.15.1 * libfrrsnmp0-debuginfo-8.4-150500.4.15.1 * libfrrcares0-8.4-150500.4.15.1 * libfrrfpm_pb0-8.4-150500.4.15.1 * frr-debuginfo-8.4-150500.4.15.1 * libfrrospfapiclient0-8.4-150500.4.15.1 * libmlag_pb0-8.4-150500.4.15.1 * frr-devel-8.4-150500.4.15.1 * libfrrsnmp0-8.4-150500.4.15.1 * libfrr_pb0-debuginfo-8.4-150500.4.15.1 * libmlag_pb0-debuginfo-8.4-150500.4.15.1 * libfrr0-8.4-150500.4.15.1 * libfrr_pb0-8.4-150500.4.15.1 * libfrrcares0-debuginfo-8.4-150500.4.15.1 * libfrrzmq0-debuginfo-8.4-150500.4.15.1 * frr-8.4-150500.4.15.1 * libfrrospfapiclient0-debuginfo-8.4-150500.4.15.1 * libfrrzmq0-8.4-150500.4.15.1 * libfrrfpm_pb0-debuginfo-8.4-150500.4.15.1 * Server Applications Module 15-SP5 (aarch64 ppc64le s390x x86_64) * frr-debugsource-8.4-150500.4.15.1 * libfrr0-debuginfo-8.4-150500.4.15.1 * libfrrsnmp0-debuginfo-8.4-150500.4.15.1 * libfrrcares0-8.4-150500.4.15.1 * libfrrfpm_pb0-8.4-150500.4.15.1 * frr-debuginfo-8.4-150500.4.15.1 * libfrrospfapiclient0-8.4-150500.4.15.1 * libmlag_pb0-8.4-150500.4.15.1 * frr-devel-8.4-150500.4.15.1 * libfrrsnmp0-8.4-150500.4.15.1 * libfrr_pb0-debuginfo-8.4-150500.4.15.1 * libmlag_pb0-debuginfo-8.4-150500.4.15.1 * libfrr0-8.4-150500.4.15.1 * libfrr_pb0-8.4-150500.4.15.1 * libfrrcares0-debuginfo-8.4-150500.4.15.1 * libfrrzmq0-debuginfo-8.4-150500.4.15.1 * frr-8.4-150500.4.15.1 * libfrrospfapiclient0-debuginfo-8.4-150500.4.15.1 * libfrrzmq0-8.4-150500.4.15.1 * libfrrfpm_pb0-debuginfo-8.4-150500.4.15.1

References

* bsc#1216896

* bsc#1216897

* bsc#1216899

* bsc#1216900

Cross-

* CVE-2023-38406

* CVE-2023-38407

* CVE-2023-47234

* CVE-2023-47235

CVSS scores:

* CVE-2023-38406 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-38406 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-38407 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-38407 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-47234 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-47234 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-47235 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-47235 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

* openSUSE Leap 15.5

* Server Applications Module 15-SP5

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise Real Time 15 SP5

* SUSE Linux Enterprise Server 15 SP5

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

An update that solves four vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2023-38406.html

* https://www.suse.com/security/cve/CVE-2023-38407.html

* https://www.suse.com/security/cve/CVE-2023-47234.html

* https://www.suse.com/security/cve/CVE-2023-47235.html

* https://bugzilla.suse.com/show_bug.cgi?id=1216896

* https://bugzilla.suse.com/show_bug.cgi?id=1216897

* https://bugzilla.suse.com/show_bug.cgi?id=1216899

* https://bugzilla.suse.com/show_bug.cgi?id=1216900

Severity
Announcement ID: SUSE-SU-2023:4663-1
Rating: important

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