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Package "glibc"

Name: glibc

Description:

This package is just an umbrella for a group of other packages, it has no description.
Description samples from packages in group:

  • GNU C Library: Documentation
  • GNU C Library: Binaries
  • GNU C Library: Development binaries
  • GNU C Library: Shared libraries
Latest version: 2.27-3ubuntu1.4
Release: bionic (18.04)
Level: updates
Repository: main

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Other versions of "glibc" in Bionic

Repository Area Version
base universe 2.27-3ubuntu1
base main 2.27-3ubuntu1
security main 2.27-3ubuntu1.2
security universe 2.27-3ubuntu1.2
updates universe 2.27-3ubuntu1.4

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Changelog

Version: 2.27-3ubuntu1.4 2020-12-16 16:08:28 UTC

  glibc (2.27-3ubuntu1.4) bionic; urgency=medium

  [ Balint Reczey ]
  * tests: XFAIL new tst-support_descriptors on armel, too.
    The armhf build builds for armel, too, thus this fixes the armhf autopkgtest.
    (LP: #1895920)

  [ Adam Conrad ]
  * debian/patches/arm/unsubmitted-ldso-abi-check.diff: Fix rtld segv in dl_open()
    introduced via merge with upstream at 2.28 and when backporting upstream's
    2.27/master changes. (LP: #1821677)

 -- Balint Reczey <email address hidden> Mon, 07 Dec 2020 17:38:09 +0100
Source diff to previous version
1895920 glibc 2.27-3ubuntu1.3 ADT test failure with linux Bionic armhf
1821677 dl_open segment fault in ubuntu18.10 glibc2.28

Version: 2.27-3ubuntu1.3 2020-11-02 20:06:38 UTC

  glibc (2.27-3ubuntu1.3) bionic; urgency=medium

  [ Balint Reczey ]
  * debian/gbp.conf: Add initial configuration
  * debian/control.in/main: Add Vcs-* pointing to Ubuntu packaging repository
  * arm64: Enable searching shared libraries in atomics/ on LSE HW
  * Ship arm64 variant with LSE support in libc6-lse (LP: #1885012)
  * Run tests of libc6-lse on HW supporting LSE
  * debian/patches/git-updates.diff: update from upstream stable branch
    - pthread_cond_broadcast: Fix waiters-after-spinning case
    - Fix SSe2-based memmove corrupting memory (CVE-2017-18269)
    - Fix strstr() performance regression on Haswell processors
    - Support Japanese new era "令和 (Reiwa)"
    - io: Remove copy_file_range emulation
    (LP: #1851263, #1858203, #1838327, #1797335, #1756209, #1853193)
  * XFAIL stdlib/tst-getrandom (LP: #1891403)
  * debian/testsuite-xfail-debian.mk: XFAIL new tst-support_descriptors

  [ Thadeu Lima de Souza Cascardo ]
  * tests: Make preadwritev2 invalid flags tests unsupported (LP: #1770480)

  [ Andreas Hasenack ]
  * branch-pthread_rwlock_trywrlock-hang-23844.patch:
    nptl: Fix pthread_rwlock_try*lock stalls (Bug 23844) (LP: #1864864)

 -- Balint Reczey <email address hidden> Wed, 02 Sep 2020 11:18:37 +0200
Source diff to previous version
1885012 Provide libc6-lse binary package optimized for Large System Extensions (LSE)
1851263 Ubuntu 18.04.3 LTS bump Glibc 2.27 to the latest stable
1891403 glibc tst-getrandom test needs more entropy causing test failures
1770480 preadv2 test does not consider new flag from linux 4.16
1864864 [SRU] pthread_rwlock_trywrlock results in hang
CVE-2017-18269 An SSE2-optimized memmove implementation for i386 in sysdeps/i386/i686/multiarch/memcpy-sse2-unaligned.S in the GNU C Library (aka glibc or libc6) 2.

Version: 2.27-3ubuntu1.2 2020-07-06 20:06:29 UTC

  glibc (2.27-3ubuntu1.2) bionic-security; urgency=medium

  * SECURITY UPDATE: integer overflow in realpath
    - debian/patches/any/CVE-2018-11236.patch: fix path length overflow in
      realpath in stdlib/Makefile, stdlib/canonicalize.c,
      stdlib/test-bz22786.c.
    - CVE-2018-11236
  * SECURITY UPDATE: buffer overflow in __mempcpy_avx512_no_vzeroupper
    - debian/patches/any/CVE-2018-11237-1.patch: don't write beyond
      destination in string/test-mempcpy.c,
      sysdeps/x86_64/multiarch/memmove-avx512-no-vzeroupper.S.
    - debian/patches/any/CVE-2018-11237-2.patch: add a test case in
      string/test-memcpy.c.
    - CVE-2018-11237
  * SECURITY UPDATE: if_nametoindex() does not close descriptor
    - debian/patches/any/CVE-2018-19591.patch: fix descriptor for overlong
      name in sysdeps/unix/sysv/linux/if_index.c.
    - CVE-2018-19591
  * SECURITY UPDATE: heap over-read via regular-expression match
    - debian/patches/any/CVE-2019-9169.patch: fix read overrun in
      posix/regexec.c.
    - CVE-2019-9169
  * SECURITY UPDATE: ASLR bypass
    - debian/patches/any/CVE-2019-19126.patch: check __libc_enable_secure
      before honoring LD_PREFER_MAP_32BIT_EXEC in
      sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h.
    - CVE-2019-19126
  * SECURITY UPDATE: out-of-bounds write on PowerPC
    - debian/patches/any/CVE-2020-1751.patch: fix array overflow in
      backtrace on PowerPC in debug/tst-backtrace5.c,
      sysdeps/powerpc/powerpc32/backtrace.c,
      sysdeps/powerpc/powerpc64/backtrace.c.
    - CVE-2020-1751
  * SECURITY UPDATE: use-after-free via tilde expansion
    - debian/patches/any/CVE-2020-1752.patch: fix use-after-free in glob
      when expanding ~user in posix/glob.c.
    - CVE-2020-1752
  * SECURITY UPDATE: stack overflow via 80-bit long double function
    - debian/patches/any/CVE-2020-10029-1.patch: avoid ldbl-96 stack
      corruption from range reduction of pseudo-zero in
      sysdeps/ieee754/ldbl-96/Makefile,
      sysdeps/ieee754/ldbl-96/e_rem_pio2l.c,
      sysdeps/ieee754/ldbl-96/test-sinl-pseudo.c.
    - debian/patches/any/CVE-2020-10029-2.patch: use stack protector only
      if available in sysdeps/ieee754/ldbl-96/Makefile.
    - CVE-2020-10029

 -- Marc Deslauriers <email address hidden> Thu, 04 Jun 2020 13:25:26 -0400
CVE-2018-11236 stdlib/canonicalize.c in the GNU C Library (aka glibc or libc6) 2.27 and earlier, when processing very long pathname arguments to the realpath functi
CVE-2018-11237 An AVX-512-optimized implementation of the mempcpy function in the GNU C Library (aka glibc or libc6) 2.27 and earlier may write data beyond the targ
CVE-2018-19591 In the GNU C Library (aka glibc or libc6) through 2.28, attempting to resolve a crafted hostname via getaddrinfo() leads to the allocation of a socke
CVE-2019-9169 In the GNU C Library (aka glibc or libc6) through 2.29, proceed_next_node in posix/regexec.c has a heap-based buffer over-read via an attempted case-
CVE-2019-19126 On the x86-64 architecture, the GNU C Library (aka glibc) before 2.31 fails to ignore the LD_PREFER_MAP_32BIT_EXEC environment variable during progra
CVE-2020-1751 An out-of-bounds write vulnerability was found in glibc before 2.31 when handling signal trampolines on PowerPC. Specifically, the backtrace function
CVE-2020-1752 A use-after-free vulnerability introduced in glibc upstream version 2.14 was found in the way the tilde expansion was carried out. Directory paths co
CVE-2020-10029 The GNU C Library (aka glibc or libc6) before 2.32 could overflow an on-stack buffer during range reduction if an input to an 80-bit long double func


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