SUSE Security Update: Security update for busybox
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:0135-2
Rating:             important
References:         #1064976 #1064978 #1069412 #1099260 #1099263 
                    #1102912 #1121426 #1121428 #1184522 #1192869 
                    #951562 #970662 #970663 #991940 
Cross-References:   CVE-2011-5325 CVE-2015-9261 CVE-2016-2147
                    CVE-2016-2148 CVE-2016-6301 CVE-2017-15873
                    CVE-2017-15874 CVE-2017-16544 CVE-2018-1000500
                    CVE-2018-1000517 CVE-2018-20679 CVE-2019-5747
                    CVE-2021-28831 CVE-2021-42373 CVE-2021-42374
                    CVE-2021-42375 CVE-2021-42376 CVE-2021-42377
                    CVE-2021-42378 CVE-2021-42379 CVE-2021-42380
                    CVE-2021-42381 CVE-2021-42382 CVE-2021-42383
                    CVE-2021-42384 CVE-2021-42385 CVE-2021-42386
                   
CVSS scores:
                    CVE-2011-5325 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
                    CVE-2015-9261 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
                    CVE-2015-9261 (SUSE): 5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
                    CVE-2016-2147 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2016-2148 (NVD) : 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2016-6301 (NVD) : 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2017-15873 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
                    CVE-2017-15873 (SUSE): 7.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
                    CVE-2017-15874 (NVD) : 5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
                    CVE-2017-15874 (SUSE): 3.3 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
                    CVE-2017-16544 (NVD) : 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2017-16544 (SUSE): 7.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
                    CVE-2018-1000500 (NVD) : 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2018-1000500 (SUSE): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
                    CVE-2018-1000517 (NVD) : 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2018-1000517 (SUSE): 5.6 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
                    CVE-2018-20679 (NVD) : 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
                    CVE-2018-20679 (SUSE): 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
                    CVE-2019-5747 (NVD) : 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
                    CVE-2021-28831 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-28831 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-42378 (NVD) : 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-42379 (NVD) : 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-42380 (NVD) : 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-42381 (NVD) : 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-42382 (NVD) : 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-42383 (NVD) : 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-42384 (NVD) : 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-42385 (NVD) : 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-42386 (NVD) : 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise Realtime Extension 15-SP2
______________________________________________________________________________

   An update that fixes 27 vulnerabilities is now available.

Description:

   This update for busybox fixes the following issues:

   - CVE-2011-5325: Fixed tar directory traversal (bsc#951562).
   - CVE-2015-9261: Fixed segfalts and application crashes in huft_build
     (bsc#1102912).
   - CVE-2016-2147: Fixed out of bounds write (heap) due to integer underflow
     in udhcpc (bsc#970663).
   - CVE-2016-2148: Fixed heap-based buffer overflow in OPTION_6RD parsing
     (bsc#970662).
   - CVE-2016-6301: Fixed NTP server denial of service flaw (bsc#991940).
   - CVE-2017-15873: Fixed integer overflow in get_next_block function in
     archival/libarchive/decompress_bunzip2.c (bsc#1064976).
   - CVE-2017-15874: Fixed integer underflow in
     archival/libarchive/decompress_unlzma.c (bsc#1064978).
   - CVE-2017-16544: Fixed Insufficient sanitization of filenames when
     autocompleting (bsc#1069412).
   - CVE-2018-1000500 : Fixed missing SSL certificate validation in wget
     (bsc#1099263).
   - CVE-2018-1000517: Fixed heap-based buffer overflow in the
     retrieve_file_data() (bsc#1099260).
   - CVE-2018-20679: Fixed out of bounds read in udhcp (bsc#1121426).
   - CVE-2019-5747: Fixed out of bounds read in udhcp components
     (bsc#1121428).
   - CVE-2021-28831: Fixed invalid free or segmentation fault via malformed
     gzip data (bsc#1184522).
   - CVE-2021-42373: Fixed NULL pointer dereference in man leading to DoS
     when a section name is supplied but no page argument is given
     (bsc#1192869).
   - CVE-2021-42374: Fixed out-of-bounds heap read in unlzma leading to
     information leak and DoS when crafted LZMA-compressed input is
     decompressed (bsc#1192869).
   - CVE-2021-42375: Fixed incorrect handling of a special element in ash
     leading to DoS when processing a crafted shell command, due to the shell
     mistaking specific characters for reserved characters (bsc#1192869).
   - CVE-2021-42376: Fixed NULL pointer dereference in hush leading to DoS
     when processing a crafted shell command (bsc#1192869).
   - CVE-2021-42377: Fixed attacker-controlled pointer free in hush leading
     to DoS and possible code execution when processing a crafted shell
     command (bsc#1192869).
   - CVE-2021-42378: Fixed use-after-free in awk leading to DoS and possibly
     code execution when processing a crafted awk pattern in the getvar_i
     function (bsc#1192869).
   - CVE-2021-42379: Fixed use-after-free in awk leading to DoS and possibly
     code execution when processing a crafted awk pattern in the
     next_input_file function (bsc#1192869).
   - CVE-2021-42380: Fixed use-after-free in awk leading to DoS and possibly
     code execution when processing a crafted awk pattern in the clrvar
     function (bsc#1192869).
   - CVE-2021-42381: Fixed use-after-free in awk leading to DoS and possibly
     code execution when processing a crafted awk pattern in the hash_init
     function (bsc#1192869).
   - CVE-2021-42382: Fixed use-after-free in awk leading to DoS and possibly
     code execution when processing a crafted awk pattern in the getvar_s
     function (bsc#1192869).
   - CVE-2021-42383: Fixed use-after-free in awk leading to DoS and possibly
     code execution when processing a crafted awk pattern in the evaluate
     function (bsc#1192869).
   - CVE-2021-42384: Fixed use-after-free in awk leading to DoS and possibly
     code execution when processing a crafted awk pattern in the
     handle_special function (bsc#1192869).
   - CVE-2021-42385: Fixed use-after-free in awk leading to DoS and possibly
     code execution when processing a crafted awk pattern in the evaluate
     function (bsc#1192869).
   - CVE-2021-42386: Fixed use-after-free in awk leading to DoS and possibly
     code execution when processing a crafted awk pattern in the nvalloc
     function (bsc#1192869).


Patch Instructions:

   To install this SUSE Security 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 Realtime Extension 15-SP2:

      zypper in -t patch SUSE-SLE-Product-RT-15-SP2-2022-135=1



Package List:

   - SUSE Linux Enterprise Realtime Extension 15-SP2 (x86_64):

      busybox-1.34.1-4.9.1
      busybox-static-1.34.1-4.9.1


References:

   https://www.suse.com/security/cve/CVE-2011-5325.html
   https://www.suse.com/security/cve/CVE-2015-9261.html
   https://www.suse.com/security/cve/CVE-2016-2147.html
   https://www.suse.com/security/cve/CVE-2016-2148.html
   https://www.suse.com/security/cve/CVE-2016-6301.html
   https://www.suse.com/security/cve/CVE-2017-15873.html
   https://www.suse.com/security/cve/CVE-2017-15874.html
   https://www.suse.com/security/cve/CVE-2017-16544.html
   https://www.suse.com/security/cve/CVE-2018-1000500.html
   https://www.suse.com/security/cve/CVE-2018-1000517.html
   https://www.suse.com/security/cve/CVE-2018-20679.html
   https://www.suse.com/security/cve/CVE-2019-5747.html
   https://www.suse.com/security/cve/CVE-2021-28831.html
   https://www.suse.com/security/cve/CVE-2021-42373.html
   https://www.suse.com/security/cve/CVE-2021-42374.html
   https://www.suse.com/security/cve/CVE-2021-42375.html
   https://www.suse.com/security/cve/CVE-2021-42376.html
   https://www.suse.com/security/cve/CVE-2021-42377.html
   https://www.suse.com/security/cve/CVE-2021-42378.html
   https://www.suse.com/security/cve/CVE-2021-42379.html
   https://www.suse.com/security/cve/CVE-2021-42380.html
   https://www.suse.com/security/cve/CVE-2021-42381.html
   https://www.suse.com/security/cve/CVE-2021-42382.html
   https://www.suse.com/security/cve/CVE-2021-42383.html
   https://www.suse.com/security/cve/CVE-2021-42384.html
   https://www.suse.com/security/cve/CVE-2021-42385.html
   https://www.suse.com/security/cve/CVE-2021-42386.html
   https://bugzilla.suse.com/1064976
   https://bugzilla.suse.com/1064978
   https://bugzilla.suse.com/1069412
   https://bugzilla.suse.com/1099260
   https://bugzilla.suse.com/1099263
   https://bugzilla.suse.com/1102912
   https://bugzilla.suse.com/1121426
   https://bugzilla.suse.com/1121428
   https://bugzilla.suse.com/1184522
   https://bugzilla.suse.com/1192869
   https://bugzilla.suse.com/951562
   https://bugzilla.suse.com/970662
   https://bugzilla.suse.com/970663
   https://bugzilla.suse.com/991940