Questions tagged [glibc]

The GNU C Library (glibc) is the GNU Project's implementation of the C standard library.

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GHOST bug: is there a simple way to test if my system is secure?

GHOST (CVE-2015-0235) just popped up. How can I quickly check if a system of mine is secure? Ideally with a one line shell command. According to the ZDNet article "you should then reboot the system". ...
1
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2answers
2k views

glibc getaddrinfo (CVE-2015-7547) vulnerability: should I update glibc if I do not configure DNS?

Recently Googly discover glibc getaddrinfo (CVE-2015-7547) vulnerability: https://googleonlinesecurity.blogspot.co.il/2016/02/cve-2015-7547-glibc-getaddrinfo-stack.html We run our application on ...
2
votes
1answer
12k views

return to libc- finding libc's address and finding offsets

So I tried performing a return-to-libc according to https://sploitfun.wordpress.com/2015/05/08/bypassing-nx-bit-using-return-to-libc/ . I found libc's address by using "ldd vuln", and found system's ...
10
votes
1answer
3k views

Is Java vulnerable to glibc GHOST Vulnerability in Linux?

I see on our RedHat Linux platform that "java" process has dependency over glibc library: [root@hpproliant1 ~]# ldd /usr/bin/java linux-gate.so.1 => (0xffffe000) libpthread.so.0 => /lib/...