Security update for unbound

Announcement ID:	SUSE-SU-2022:0301-1
Rating:	important
References:	bsc#1076963 bsc#1112009 bsc#1112033 bsc#1179191 bsc#1185382 bsc#1185383 bsc#1185384 bsc#1185385 bsc#1185386 bsc#1185387 bsc#1185388 bsc#1185389 bsc#1185390 bsc#1185391 bsc#1185392 bsc#1185393
Cross-References:	CVE-2019-25031 CVE-2019-25032 CVE-2019-25033 CVE-2019-25034 CVE-2019-25035 CVE-2019-25036 CVE-2019-25037 CVE-2019-25038 CVE-2019-25039 CVE-2019-25040 CVE-2019-25041 CVE-2019-25042 CVE-2020-28935
CVSS scores:	CVE-2019-25031 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N CVE-2019-25031 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N CVE-2019-25032 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2019-25032 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2019-25033 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2019-25033 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2019-25034 ( SUSE ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVE-2019-25034 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2019-25035 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L CVE-2019-25035 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2019-25036 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2019-25036 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2019-25037 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2019-25037 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2019-25038 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2019-25038 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2019-25039 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2019-25039 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2019-25040 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2019-25040 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2019-25041 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2019-25041 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2019-25042 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L CVE-2019-25042 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2020-28935 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N CVE-2020-28935 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products:	SUSE Linux Enterprise High Performance Computing 15 SUSE Linux Enterprise High Performance Computing 15 LTSS 15 SUSE Linux Enterprise Server 15 SUSE Linux Enterprise Server 15 LTSS 15 SUSE Linux Enterprise Server ESPOS 15 SUSE Linux Enterprise Server for SAP Applications 15

An update that solves 13 vulnerabilities and has three security fixes can now be installed.

Description:

This update for unbound fixes the following issues:

• CVE-2019-25031: Fixed configuration injection in create_unbound_ad_servers.sh upon a successful man-in-the-middle attack (bsc#1185382).
• CVE-2019-25032: Fixed integer overflow in the regional allocator via regional_alloc (bsc#1185383).
• CVE-2019-25033: Fixed integer overflow in the regional allocator via the ALIGN_UP macro (bsc#1185384).
• CVE-2019-25034: Fixed integer overflow in sldns_str2wire_dname_buf_origin, leading to an out-of-bounds write (bsc#1185385).
• CVE-2019-25035: Fixed out-of-bounds write in sldns_bget_token_par (bsc#1185386).
• CVE-2019-25036: Fixed assertion failure and denial of service in synth_cname (bsc#1185387).
• CVE-2019-25037: Fixed assertion failure and denial of service in dname_pkt_copy via an invalid packet (bsc#1185388).
• CVE-2019-25038: Fixed integer overflow in a size calculation in dnscrypt/dnscrypt.c (bsc#1185389).
• CVE-2019-25039: Fixed integer overflow in a size calculation in respip/respip.c (bsc#1185390).
• CVE-2019-25040: Fixed infinite loop via a compressed name in dname_pkt_copy (bsc#1185391).
• CVE-2019-25041: Fixed assertion failure via a compressed name in dname_pkt_copy (bsc#1185392).
• CVE-2019-25042: Fixed out-of-bounds write via a compressed name in rdata_copy (bsc#1185393).
• CVE-2020-28935: Fixed symbolic link traversal when writing PID file (bsc#1179191).

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:

• SUSE Linux Enterprise Server ESPOS 15
  zypper in -t patch SUSE-SLE-Product-HPC-15-2022-301=1
• SUSE Linux Enterprise High Performance Computing 15 LTSS 15
  zypper in -t patch SUSE-SLE-Product-HPC-15-2022-301=1
• SUSE Linux Enterprise Server 15 LTSS 15
  zypper in -t patch SUSE-SLE-Product-SLES-15-2022-301=1
• SUSE Linux Enterprise Server for SAP Applications 15
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2022-301=1

Package List:

• SUSE Linux Enterprise Server ESPOS 15 (aarch64 x86_64)
  • libunbound2-debuginfo-1.6.8-3.9.1
  • unbound-debuginfo-1.6.8-3.9.1
  • unbound-anchor-debuginfo-1.6.8-3.9.1
  • unbound-anchor-1.6.8-3.9.1
  • libunbound2-1.6.8-3.9.1
  • unbound-devel-1.6.8-3.9.1
  • unbound-debugsource-1.6.8-3.9.1
• SUSE Linux Enterprise High Performance Computing 15 LTSS 15 (aarch64 x86_64)
  • libunbound2-debuginfo-1.6.8-3.9.1
  • unbound-debuginfo-1.6.8-3.9.1
  • unbound-anchor-debuginfo-1.6.8-3.9.1
  • unbound-anchor-1.6.8-3.9.1
  • libunbound2-1.6.8-3.9.1
  • unbound-devel-1.6.8-3.9.1
  • unbound-debugsource-1.6.8-3.9.1
• SUSE Linux Enterprise Server 15 LTSS 15 (aarch64 ppc64le s390x x86_64)
  • libunbound2-debuginfo-1.6.8-3.9.1
  • unbound-debuginfo-1.6.8-3.9.1
  • unbound-anchor-debuginfo-1.6.8-3.9.1
  • unbound-anchor-1.6.8-3.9.1
  • libunbound2-1.6.8-3.9.1
  • unbound-devel-1.6.8-3.9.1
  • unbound-debugsource-1.6.8-3.9.1
• SUSE Linux Enterprise Server for SAP Applications 15 (ppc64le x86_64)
  • libunbound2-debuginfo-1.6.8-3.9.1
  • unbound-debuginfo-1.6.8-3.9.1
  • unbound-anchor-debuginfo-1.6.8-3.9.1
  • unbound-anchor-1.6.8-3.9.1
  • libunbound2-1.6.8-3.9.1
  • unbound-devel-1.6.8-3.9.1
  • unbound-debugsource-1.6.8-3.9.1

References:

• https://www.suse.com/security/cve/CVE-2019-25031.html
• https://www.suse.com/security/cve/CVE-2019-25032.html
• https://www.suse.com/security/cve/CVE-2019-25033.html
• https://www.suse.com/security/cve/CVE-2019-25034.html
• https://www.suse.com/security/cve/CVE-2019-25035.html
• https://www.suse.com/security/cve/CVE-2019-25036.html
• https://www.suse.com/security/cve/CVE-2019-25037.html
• https://www.suse.com/security/cve/CVE-2019-25038.html
• https://www.suse.com/security/cve/CVE-2019-25039.html
• https://www.suse.com/security/cve/CVE-2019-25040.html
• https://www.suse.com/security/cve/CVE-2019-25041.html
• https://www.suse.com/security/cve/CVE-2019-25042.html
• https://www.suse.com/security/cve/CVE-2020-28935.html
• https://bugzilla.suse.com/show_bug.cgi?id=1076963
• https://bugzilla.suse.com/show_bug.cgi?id=1112009
• https://bugzilla.suse.com/show_bug.cgi?id=1112033
• https://bugzilla.suse.com/show_bug.cgi?id=1179191
• https://bugzilla.suse.com/show_bug.cgi?id=1185382
• https://bugzilla.suse.com/show_bug.cgi?id=1185383
• https://bugzilla.suse.com/show_bug.cgi?id=1185384
• https://bugzilla.suse.com/show_bug.cgi?id=1185385
• https://bugzilla.suse.com/show_bug.cgi?id=1185386
• https://bugzilla.suse.com/show_bug.cgi?id=1185387
• https://bugzilla.suse.com/show_bug.cgi?id=1185388
• https://bugzilla.suse.com/show_bug.cgi?id=1185389
• https://bugzilla.suse.com/show_bug.cgi?id=1185390
• https://bugzilla.suse.com/show_bug.cgi?id=1185391
• https://bugzilla.suse.com/show_bug.cgi?id=1185392
• https://bugzilla.suse.com/show_bug.cgi?id=1185393