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zlib1g - compression library - runtime

zlib is a library implementing the deflate compression method found in gzip and PKZIP. This package includes the shared library.
Original maintainer
Homepagehttp://zlib.net/
1.2.11.dfsg
Debian iconDebian 10.0
Ubuntu iconUbuntu 17.10
Ubuntu iconUbuntu 18.04 LTS
Ubuntu iconUbuntu 18.10
Ubuntu iconUbuntu 19.04
Ubuntu iconUbuntu 19.10
Ubuntu iconUbuntu 20.04
1.2.8.dfsg
Debian iconDebian 9.0
Ubuntu iconUbuntu 16.04 LTS
DistributionVersionSincePackageInstalledPackager
Debian iconDebian 10.0 buster/maindeb1:1.2.11.dfsg-12019-01-1291.9 kiB174 kiB
Debian iconDebian 9.0 stretch/maindeb1:1.2.8.dfsg-52017-11-1085.5 kiB156 kiB
Ubuntu iconUbuntu 17.10 artful/maindeb1:1.2.11.dfsg-0ubuntu22017-11-1055.2 kiB169 kiB
Ubuntu iconUbuntu 18.04 LTS bionic/maindeb1:1.2.11.dfsg-0ubuntu22017-11-1055.2 kiB169 kiB
Ubuntu iconUbuntu 18.10 cosmic/maindeb1:1.2.11.dfsg-0ubuntu22019-01-1455.2 kiB169 kiB
Ubuntu iconUbuntu 19.04 disco/maindeb1:1.2.11.dfsg-1ubuntu22019-01-3152.7 kiB162 kiB
Ubuntu iconUbuntu 19.10 eoan/maindeb1:1.2.11.dfsg-1ubuntu32019-08-2152.3 kiB162 kiB
Ubuntu iconUbuntu 20.04 focal/maindeb1:1.2.11.dfsg-2ubuntu12020-03-1152.4 kiB163 kiB
Ubuntu iconUbuntu 16.04 LTS xenial/maindeb1:1.2.8.dfsg-2ubuntu42017-11-1050.1 kiB157 kiB
Ubuntu iconUbuntu 16.04 LTS xenial-security/maindeb1:1.2.8.dfsg-2ubuntu4.32020-01-2250 kiB156 kiB
Ubuntu iconUbuntu 16.04 LTS xenial-updates/maindeb1:1.2.8.dfsg-2ubuntu4.32020-01-2250 kiB156 kiB

Latest updates

Ubuntu icon

Ubuntu 20.04 focal/main: Updated from 1:1.2.11.dfsg-1ubuntu3 to 1:1.2.11.dfsg-2ubuntu1

2020-03-11
  • Merge with Debian; remaining changes:
    • Build x32 packages
    • debian/zlib-core.symbols: Drop dfsg suffix from version
    • Add watch file, with GPG tarball checking, and version mangling
    • Drop unused patches
    • Cherry-pick Permit-a-deflateParams-parameter-change-asap.patch: (LP: #1692870)
    • Cherrypick PR#410 to enable hardware-accelerated deflate.
    • Copmile with DFLTCC enabled on s390x. LP: #1823157
    • Improve crc32 performance on P8, proposed upstream patch. LP: #1742941.
Ubuntu icon

Ubuntu 20.04 focal-proposed/main: Version 1:1.2.11.dfsg-2ubuntu1 removed

2020-03-11
Ubuntu icon

Ubuntu 20.04 focal-proposed/main: Updated from 1:1.2.11.dfsg-1.2ubuntu1 to 1:1.2.11.dfsg-2ubuntu1

2020-02-25
  • Merge with Debian; remaining changes:
    • Build x32 packages
    • debian/zlib-core.symbols: Drop dfsg suffix from version
    • Add watch file, with GPG tarball checking, and version mangling
    • Drop unused patches
    • Cherry-pick Permit-a-deflateParams-parameter-change-asap.patch: (LP: #1692870)
    • Cherrypick PR#410 to enable hardware-accelerated deflate.
    • Copmile with DFLTCC enabled on s390x. LP: #1823157
    • Improve crc32 performance on P8, proposed upstream patch. LP: #1742941.
Ubuntu icon

Ubuntu 20.04 focal-proposed/main: Version 1:1.2.11.dfsg-1.2ubuntu1 introduced

2020-02-24
  • Merge with Debian; remaining changes:
    • Build x32 packages
    • debian/zlib-core.symbols: Drop dfsg suffix from version
    • Add watch file, with GPG tarball checking, and version mangling
    • Drop unused patches
    • Cherry-pick Permit-a-deflateParams-parameter-change-asap.patch: (LP: #1692870)
    • Cherrypick PR#410 to enable hardware-accelerated deflate.
    • Copmile with DFLTCC enabled on s390x. LP: #1823157
  • Improve crc32 performance on P8, proposed upstream patch. LP: #1742941.
Ubuntu icon

Ubuntu 16.04 LTS xenial-security/main: Version 1:1.2.8.dfsg-2ubuntu4.3 introduced

2020-01-22
  • SECURITY UPDATE: improper pointer arithmetic might allow context-dependent attackers to have unspecified impact
    • debian/patches/CVE-2016-9840.patch: remove offset pointer optimization in inftrees.c
    • CVE-2016-9840
  • SECURITY UPDATE: improper pointer arithmetic might allow context-dependent attackers to have unspecified impact
    • debian/patches/CVE-2016-9841.patch: use post-increment only in inffast.c
    • CVE-2016-9841
  • SECURITY UPDATE: vectors involving left shifts of negative integers might allow context-dependent attackers to have unspecified impact
    • debian/patches/CVE-2016-9842_1.patch: avoid shifts of negative values in inflateMark()
    • debian/patches/CVE-2016-9842_2.patch: avoid casting an out-of-range value to long
    • CVE-2016-9842
  • SECURITY UPDATE: vectors involving big-endian CRC calculation might allow context-dependent attackers to have unspecified impact
    • debian/patches/CVE-2016-9843.patch: avoid pre-decrement of pointer in big-endian CRC calculation
    • CVE-2016-9843
Ubuntu icon

Ubuntu 16.04 LTS xenial-updates/main: Updated from 1:1.2.8.dfsg-2ubuntu4.1 to 1:1.2.8.dfsg-2ubuntu4.3

2020-01-22
  • SECURITY UPDATE: improper pointer arithmetic might allow context-dependent attackers to have unspecified impact
    • debian/patches/CVE-2016-9840.patch: remove offset pointer optimization in inftrees.c
    • CVE-2016-9840
  • SECURITY UPDATE: improper pointer arithmetic might allow context-dependent attackers to have unspecified impact
    • debian/patches/CVE-2016-9841.patch: use post-increment only in inffast.c
    • CVE-2016-9841
  • SECURITY UPDATE: vectors involving left shifts of negative integers might allow context-dependent attackers to have unspecified impact
    • debian/patches/CVE-2016-9842_1.patch: avoid shifts of negative values in inflateMark()
    • debian/patches/CVE-2016-9842_2.patch: avoid casting an out-of-range value to long
    • CVE-2016-9842
  • SECURITY UPDATE: vectors involving big-endian CRC calculation might allow context-dependent attackers to have unspecified impact
    • debian/patches/CVE-2016-9843.patch: avoid pre-decrement of pointer in big-endian CRC calculation
    • CVE-2016-9843
Ubuntu icon

Ubuntu 20.04 focal/main: Version 1:1.2.11.dfsg-1ubuntu3 introduced

2020-01-07
  • Cherrypick PR#410 to enable hardware-accelerated deflate.
  • Copmile with DFLTCC enabled on s390x. LP: #1823157
Ubuntu icon

Ubuntu 16.04 LTS xenial-updates/main: Version 1:1.2.8.dfsg-2ubuntu4.1 reintroduced

2019-10-02
  • SRU
  • Move zconf.h back to /usr/include (not differing across architectures) anymore. Closes: #787956. LP: #1512992.
Ubuntu icon

Ubuntu 16.04 LTS xenial-updates/main: Version 1:1.2.8.dfsg-2ubuntu4.1 removed

2019-10-02
Ubuntu icon

Ubuntu 19.10 eoan-proposed/main: Version 1:1.2.11.dfsg-1ubuntu3 removed

2019-08-21
Ubuntu icon

Ubuntu 19.10 eoan/main: Updated from 1:1.2.11.dfsg-1ubuntu2 to 1:1.2.11.dfsg-1ubuntu3

2019-08-21
  • Cherrypick PR#410 to enable hardware-accelerated deflate.
  • Copmile with DFLTCC enabled on s390x. LP: #1823157
Ubuntu icon

Ubuntu 19.10 eoan-proposed/main: Version 1:1.2.11.dfsg-1ubuntu3 introduced

2019-08-19
  • Cherrypick PR#410 to enable hardware-accelerated deflate.
  • Copmile with DFLTCC enabled on s390x. LP: #1823157
Ubuntu icon

Ubuntu 19.10 eoan/main: Version 1:1.2.11.dfsg-1ubuntu2 reintroduced

2019-08-19
  • debian/zlib-core.symbols: fix mistake introduced in the merge
Ubuntu icon

Ubuntu 19.10 eoan/main: Version 1:1.2.11.dfsg-1ubuntu2 removed

2019-08-19
Ubuntu icon

Ubuntu 16.04 LTS xenial-updates/main: Version 1:1.2.8.dfsg-2ubuntu4.1 reintroduced

2019-08-15
  • SRU
  • Move zconf.h back to /usr/include (not differing across architectures) anymore. Closes: #787956. LP: #1512992.
Ubuntu icon

Ubuntu 16.04 LTS xenial-updates/main: Version 1:1.2.8.dfsg-2ubuntu4.1 removed

2019-08-15
Ubuntu icon

Ubuntu 19.10 eoan/main: Version 1:1.2.11.dfsg-1ubuntu2 reintroduced

2019-08-14
  • debian/zlib-core.symbols: fix mistake introduced in the merge
Ubuntu icon

Ubuntu 19.10 eoan/main: Version 1:1.2.11.dfsg-1ubuntu2 removed

2019-08-14
Ubuntu icon

Ubuntu 19.10 eoan/main: Version 1:1.2.11.dfsg-1ubuntu2 reintroduced

2019-08-02
  • debian/zlib-core.symbols: fix mistake introduced in the merge
Ubuntu icon

Ubuntu 16.04 LTS xenial-updates/main: Version 1:1.2.8.dfsg-2ubuntu4.1 reintroduced

2019-08-02
  • SRU
  • Move zconf.h back to /usr/include (not differing across architectures) anymore. Closes: #787956. LP: #1512992.

Related packages

zlib1g-dbg - compression library - development
zlib1g-dev - compression library - development
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