Package "sudo"

Name: sudo


Provide limited super user privileges to specific users

Latest version: 1.8.16-0ubuntu1.10
Release: xenial (16.04)
Level: updates
Repository: main
Homepage: http://www.sudo.ws/


Download "sudo"

Other versions of "sudo" in Xenial

Repository Area Version
base universe 1.8.16-0ubuntu1
base main 1.8.16-0ubuntu1
security universe 1.8.16-0ubuntu1.10
security main 1.8.16-0ubuntu1.10
updates universe 1.8.16-0ubuntu1.10


Version: 1.8.16-0ubuntu1.10 2021-01-26 21:06:17 UTC

  sudo (1.8.16-0ubuntu1.10) xenial-security; urgency=medium

  * SECURITY UPDATE: dir existence issue via sudoedit race
    - debian/patches/CVE-2021-23239.patch: fix potential directory existing
      info leak in sudoedit in src/sudo_edit.c.
    - CVE-2021-23239
  * SECURITY UPDATE: heap-based buffer overflow
    - debian/patches/CVE-2021-3156-pre1.patch: check lock record size in
    - debian/patches/CVE-2021-3156-pre2.patch: sanity check size when
      converting the first record to TS_LOCKEXCL in
    - debian/patches/CVE-2021-3156-1.patch: reset valid_flags to
      MODE_NONINTERACTIVE for sudoedit in src/parse_args.c.
    - debian/patches/CVE-2021-3156-2.patch: add sudoedit flag checks in
      plugin in plugins/sudoers/policy.c.
    - debian/patches/CVE-2021-3156-3.patch: fix potential buffer overflow
      when unescaping backslashes in plugins/sudoers/sudoers.c.
    - debian/patches/CVE-2021-3156-4.patch: fix the memset offset when
      converting a v1 timestamp to TS_LOCKEXCL in
    - debian/patches/CVE-2021-3156-5.patch: don't assume that argv is
      allocated as a single flat buffer in src/parse_args.c.
    - CVE-2021-3156

 -- Marc Deslauriers <email address hidden> Tue, 19 Jan 2021 09:48:09 -0500

Source diff to previous version
CVE-2021-23239 The sudoedit personality of Sudo before 1.9.5 may allow a local unprivileged user to perform arbitrary directory-existence tests by winning a sudo_ed
CVE-2021-3156 Heap-based buffer overflow

Version: 1.8.16-0ubuntu1.9 2020-02-03 15:07:05 UTC

  sudo (1.8.16-0ubuntu1.9) xenial-security; urgency=medium

  * SECURITY UPDATE: buffer overflow in sudo when pwfeedback is enabled
    - debian/patches/CVE-2019-18634.patch: fix overflow in src/tgetpass.c.
    - CVE-2019-18634

 -- Marc Deslauriers <email address hidden> Fri, 31 Jan 2020 12:19:11 -0500

Source diff to previous version
CVE-2019-18634 In Sudo before 1.8.26, if pwfeedback is enabled in /etc/sudoers, users can trigger a stack-based buffer overflow in the privileged sudo process. (pwf

Version: 1.8.16-0ubuntu1.8 2019-10-14 17:07:09 UTC

  sudo (1.8.16-0ubuntu1.8) xenial-security; urgency=medium

  * SECURITY UPDATE: privilege escalation via UID -1
    - debian/patches/CVE-2019-14287.patch: treat an ID of -1 as invalid
      in lib/util/strtoid.c.
    - CVE-2019-14287
    - debian/patches/CVE-2019-14287-2.patch: fix and add to tests in
    - CVE-2019-14287

 -- Marc Deslauriers <email address hidden> Thu, 10 Oct 2019 14:47:22 -0400

Source diff to previous version
CVE-2019-14287 Potential bypass of Runas user restrictions

Version: 1.8.16-0ubuntu1.7 2019-06-11 19:06:16 UTC

  sudo (1.8.16-0ubuntu1.7) xenial-security; urgency=medium

  * debian/patches/terminate-with-commands-signal.patch: re-enable patch
    that got dropped by mistake in previous upload. (LP: #1832257)

 -- Marc Deslauriers <email address hidden> Mon, 10 Jun 2019 15:42:44 -0400

Source diff to previous version
1832257 regression: sudo returns exit code 0 if child is killed with SIGTERM

Version: 1.8.16-0ubuntu1.6 2019-05-06 19:07:19 UTC

  sudo (1.8.16-0ubuntu1.6) xenial-security; urgency=medium

  [ Steve Beattie ]
  * SECURITY UPDATE: /proc/self/stat parsing newline confusion
    - debian/patches/CVE-2017-1000368.patch: read all lines of
    - CVE-2017-1000368
  * debian/patches/avoid_sign_extension_tty_nr.patch: hardening to
    ensure sign extension doesn't occur when parsing /proc/self/stat

  [ Marc Deslauriers ]
  * SECURITY UPDATE: sudo noexec bypass
    - debian/patches/CVE-2016-7076-*.patch: wrap wordexp, add seccomp
    - CVE-2016-7076

 -- Marc Deslauriers <email address hidden> Wed, 01 May 2019 11:30:39 -0400

CVE-2017-1000368 Todd Miller's sudo version 1.8.20p1 and earlier is vulnerable to an input validation (embedded newlines) in the get_process_ttyname() function result
CVE-2016-7076 sudo before version 1.8.18p1 is vulnerable to a bypass in the sudo noexec restriction if application run via sudo executed wordexp() C library functi

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