glibc is GNU's implementation of the Standard C library.

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How to manually upgrade libc6?

I have a live linux distro, taken from this article. My working linux is Ubuntu 14 x64 where I build the live distro. I need to add an application to distro, so I copied executable to bin folder, ...
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How to update libc(glibc) on kali linux (debian based)?

I get the following error when I try to run armitage, and furthermore I get errors when i try to install certain packages or when I run certain software. root@Xeno:~# armitage Exception in thread ...
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How can I downgrade a glibc version?

I upgraded glibc for a reason that isn't around anymore so I want to downgrade it. The stupid thing is a lot of programs rely on glibc at the moment. I still have the 2.4 version on the system as the ...
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1answer
47 views

Upgrading Ubuntu 14.04 to glibc 2.20 or greater

I have an application written in Go that is crashing frequently and I think it's related to an issue that was fixed in glibc 2.20. My Ubuntu 14.04.3 LTS has glibc 2.19 according to ldd --version. ...
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Why and how are some shared libraries runnable, as though they are executables?

On 32-bit Linux systems, invoking this $ /lib/libc.so.6 and on 64-bit systems this $ /lib/x86_64-linux-gnu/libc.so.6 in a shell, provides an output like this: GNU C Library stable release ...
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1answer
39 views

RedHat Glibc - multiple packages

Before I jump into the issue, I am using RedHat 6.5 and have no access to the internet to download yum updates due to environment restrictions. All I have in this case is the CD ROM (RHEL 6.5) to ...
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1answer
26 views

GLIB dependencies on RHEL5

I want to try to use the new Visual Studio Code on RHEL5. But when I run it, it says that I am missing some dependencies. How do I install them? (15-08-07 19:21:25) <127> [~/VSCode] dev-dsk % ...
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How do I install GLIBC in Kali/Debian?

How can I install GLIBC? When I installed Spotify on my Kali 1.0.9a it gives me the following output when I try running Spotify through the Terminal: spotify: /lib/x86_64-linux-gnu/libc.so.6: version ...
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Need to install glibc >= 2.14 on Wheezy

I am trying to get Protractor working for performing e2e angular testing, but protractor requires Selenium which requires ChromeDriver which requires glibc 2.14. My current development box is running ...
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2answers
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“GLIBC” can not be used when I have installed the gcc 5.1.0

When I have installed the gcc 5.1.0, I found lots of my softwares can not be used, such as firefox, gnome, they will give me a tip of "GLIBC_2.1X not found". Now the version of GLIBC is higher than ...
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1answer
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How to update glibc to 2.14 in CentOS 6.5

I want to install Android NDK on my CentOS 6.5 machine. But when I ran the program, it says it needs glibc 2.14 to be able to run. My CentOS 6.5 only has Glibc 2.12 installed. So I tried to update ...
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../lib/libc.so.6: version `GLIBC_2.12' not found

I'm running a debian wheezy (7.8) box and I just ran into a problem with an application that needs `GLIBC_2.12'. The glibc-linking seems confusing to me. Maybe someone can enlighten me? The program ...
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Debian: How to resolve relocation error?

I am running Debian 7.1. I tried to apt-get install -f, and messed up. All command line returns ln: relocation error: /lib/arm-linux-gnueabihf/libc.so.6: symbol _dl_find_dso_for_object, version ...
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1answer
100 views

Run a program with a newer libc

How do I run a program that was compiled against glibc 2.14 on an old system? I'm unable to update anything. Can I download newest glibc and somehow have the program use it instead of the installed ...
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1answer
556 views

Eglibc cannot compile suffix of object files while trying to cross compile

I'm currently making my way through Trac's CLFS book. When trying to configure the 32-bit version of EGLIBC-2.15, using the options: BUILD_CC="gcc" CC="${CLFS_TARGET}-gcc ${BUILD32}" \ ...
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SIGSEV on lots of GUI-software on arch linux. Seems to be glibc related

On my arch linux install, I can't open firefox, evolution, geary, midori and other software. All CLI-stuff I've tried works flawlessly, and also google-chrome-unstable, vlc and others. When ran in gdb ...
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1answer
47 views

Antergos libpthread causes segmentation faults

A lot of the programs I use on my machine exit with segfaults. Nearly all programs function normally until being closed, at which point they segfault. So far the only two programs that have not worked ...
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1answer
32 views

Suse: How to update a single package in SLES10 SP4

I am in the middle of an activity and have never worked with SLES10 SP4 In SLES11 zypper update glibc* update all glibc packages .. but this is not working in SLES10 SP4 .. can someone tell me how to ...
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1answer
29 views

what does elibc_FreeBSD mean in gentoo portage overlays?

I have a gentoo overlay which has been added to http://gpo.zugaina.org/. One of my ebuilds recMD5 now shows the use flag elibc_FreeBSD even though I didn't add it. I am also running into it for a ...
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0answers
105 views

How to fix ld-linux-x86-64.so.2 CRC mismatch?

Not sure how I came to getting this problem but for some reason ld-linux-x86-64.so.2 is reporting a CRC mismatch and it's effecting a program that I cannot open which results in a segfault. the ...
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5answers
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Why does “yum update” fails with many duplicates, after many months of no upgrades?

After many months (> 6) of no software upgrades, I logged into an EC2 instances running: Linux version 2.6.32-358.23.2.el6.x86_64 (mockbuild@x86-022.build.eng.bos.redhat.com) (gcc version 4.4.7 ...
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2answers
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Releasing linux software - compatibility

I want to release a C++ library for Linux. Is it true that (when no other libs are dynamically linked) only the glibc version decides compatibility to other Linux distributions? Is there a better way ...
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1answer
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LFS 7.5 - Glibc-2.19 compile errors at section 6.9, are they fatal to my LFS build?

I am using a host Ubuntu 14.04 system, and I am currently going through the Linux From Scratch guide here. At section 6.9, http://www.linuxfromscratch.org/lfs/view/stable/chapter06/glibc.html, after ...
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Does bash open files in O_APPEND when using “>>” on linux?

If we use echo 1234 >> some-file then Documentation says that the output is appended. My guess is that, if some-file does not exist, then O_CREAT will make a new file. If > was used, then ...
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2answers
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How to chroot to provide a new glibc version to an app?

I am trying to run a program, but when I execute it the following error appears : ./app: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.14' not found (required by ./app) At first I read to ...
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1answer
43 views

How do I create executables that can work on old systems on modern distros?

Typically even old programs (copied from systems with Linux kernel version 2.4) just run file on modern Linux systems, unless they depend on a lot of libraries or use frameworks. New programs, (often ...
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550 views

Broken System due to upgrading libc6

I am using Kali, and I tried to upgrade libc6, because it comes with a lower version than I need. After downloading the latest package from the debian repo ...
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4answers
142 views

None of the linux programs work except 'cd'

Before stating the question, here's what I did and observed before the problem started: On a fedora 18 Xfce, I tried compiling 3.6.10 kernel with a cdv driver, After many attempts, it finally ...
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upgrade glibc to 2.7 in Redhat 5

Is it a bad idea to upgrade glibc to 2.7 in Redhat linux? if yes, why is that?
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No 32 development library error after install glibc-devel.i686

I am trying to install gcc 4.9.0 on centOS 6. During ./configure there is an error coming up: /usr/bin/ld: skipping incompatible /usr/lib/gcc/x86_64-redhat-linux/4.4.7/libgcc_s.so when searching for ...
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SIGINFO on GNU Linux (Arch Linux) missing

I am developing an application and I would like it to print some runtime stats to the console on demand. kill and signals came to my mind immediately. Reading through Unix signals on Wiki, SIGINFO ...
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550 views

How to make linux 'perf record' work for libc and libstdc++ symbols?

I'm using perf record -g on x86-64 Linux to profile a program. Several symbols in libc or libstdc++ have 0 as a parent: __GI___strcmp_ssse3 (libc) and strcmp@plt (libstdc++) for example. (I can ...
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1answer
597 views

How to fix “skipping incompatible /usr/lib/libc.a”

I get the following error when I try to build an embedded Linux target on a 64 bit Fedora 16 (Verne): make[3]: Entering directory `/export/home/git/minerva-5.x/third_party/multifiles' ...
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Cross compile GLIBC : error: Need linker with .init_array/.fini_array support

Whenever I call glibc configure with --prefix=/usr --with-headers=/var/tmp/ubuild.wandboard-armhf.build_dir/armv7a-hardfloat-linux-gnueabi/sysroot/usr/include --host=armv7a-hardfloat-linux-gnueabi ...
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3answers
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Yum says a package is installed, and not installed, and it's blocking other packages from being installed

I am trying to install a new package (glibc-static), and I get the following error ---> Package nss-softokn-freebl.i686 0:3.14.3-18.el6_6 will be installed --> Finished Dependency Resolution ...
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1answer
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Ghost Vulnerability - CVE-2015-0235

Does the Ghost Vulnerability require access (as in being a logged in user) to the effected OS in question? Can someone clarify the 'remote attacker that is able to make an application call'? I only ...
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1answer
73 views

How to make my ELF run with both new and old version of glibc?

When I'm compiling my elf, it is "best practice" to make it link against the oldest version of glibc I can, so it will work both on new and old versions of glibc. i.e. if I use realpath, which in ...
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Why does glibc have 2 versions of the same functions? [closed]

I don't fully understand the versioning mechanism of glibc. In what cases do the developers decide a function needs a new version, and that function is no longer "backwards compatible" in glibc and a ...
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1answer
136 views

How do I install some required libraries for a program without sudo?

I am trying to run a program on a computer running Red Hat 6.5. This results in the three following errors: "/lib64/libc.so.6: version `GLIBC_2.14' not found" "/usr/lib64/libstdc++.so.6: version ...
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1answer
71 views

Ghost vulnerability - recompile C/C++ programs?

I've CentOS 6.0 server with glibc-2.12-1.7.el6.x86_64 running many open source services and some of my own C programs. To fix ghost vulnerability, I need to update it to glibc-2.12-1.149.el6_6.5. ...
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1answer
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Using alternate libc with ld-linux.so hacks; cleaner method?

I have a legacy system with a very old glibc, which we can't upgrade without incurring a mountain of testing/validation work. I have needed to run newer programs (such as Java 1.7) on that system ...
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1answer
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Centos 6.5 iconv 2.5 glibc

I'm using Centos 6.5 x64 for developing purposes. I need to install iconv 2.5 but could not find how. Centos 6.5 glibc version is 2.12 On Centos 5.9 glibc version is 2.5 Why newer Centos uses older ...
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2answers
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Location of Language and Locale files

I'm using OpenSUSE 13.2 with GNOME 3.14 Desktop Environment. My interface language is en_US while my locale is ar_SY. My locale contain some wrong data about months names (May and June) and I want to ...
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1answer
1k views

Cannot update glibc on CentOS 7

I have CentOS 7 installed. I want to install the APR package for Apache, and I'm told I cannot install it because it requires at least glibc.2.14 while I have glibc.2.12 installed. I have downloaded ...
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1answer
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cmake: /usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.20' not found (required by cmake)

I want to run cmake for a program, [build]$ cmake ../ cmake: /usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.20' not found (required by cmake) I have this error, how i can fix it? I use from ...
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2answers
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Would it be possible to compile and bootstrap GNU?

A new Guix release came out some time ago. And I got the idea that if I can bootstrap glibc, gcc, and guix to HURD and Mach, I can have a non-Linux GNU system. But I also need some software like bash, ...
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How to install libc6 from unstable repository on Debian?

This is my server: Linux nn15.project.org 3.2.0-4-amd64 #1 SMP Debian 3.2.46-1 x86_64 GNU/Linux Debian GNU/Linux 7.1 (wheezy) Release: 7.1 I have sudo permissions. How can I install libc6 from ...
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1answer
3k views

How to properly upgrade glibc?

The firmware of my NAS comes with a rather old version of glibc, namely 2.5. In order to cope with some precompiled binaries linked* to glibc 2.15, I would like to upgrade it. From some simple testing ...
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1answer
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Cross compiling GLIBC for my ARM SoC

I am seeing something really weird inside a chroot-ed Debian armel environment. But first, a bit of backstory... This is long, but the question is complex and any potential help depends on knowing ...
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2answers
84 views

Compiling for Red Hat 5.9

I need to compile a C++ application to run on Red Hat 5.9, but I don't have access to a development server that runs Red Hat 5.9. My current executable compiled on Ubuntu 10.04 produces the error ...