Security update for busybox (important)

An update that fixes 32 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:

• openSUSE Leap 15.3:

  zypper in -t patch openSUSE-2022-135=1 openSUSE-SLE-15.3-2022-135=1