Memory leak in GNU C Library (glibc) - CVE-2017-1000408

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within glibc 2.1.1 (released on May 24, 1999) can be reached and amplified through the LD_HWCAP_MASK environment variable. Please note that many versions of glibc are not vulnerable to this issue if patched for CVE-2017-1000366. A remote attacker can perform a denial of service attack.

Affected software

How to mitigate CVE-2017-1000408

Links to Public Exploits and PoC-codes

• Exploit #6386 - GNU C Library Dynamic Loader glibc ld.so - Memory Leak / Buffer Overflow (June 17, 2021)

External References

• http://seclists.org/oss-sec/2017/q4/385
• http://www.openwall.com/lists/oss-security/2019/06/27/7
• http://www.openwall.com/lists/oss-security/2019/06/28/1
• http://www.openwall.com/lists/oss-security/2019/06/28/2
• https://security.netapp.com/advisory/ntap-20190404-0003/
• https://www.exploit-db.com/exploits/43331/

Related Security Bulletins

• Memory leak in GNU Glibc
• OpenSUSE Linux update for glibc
• SUSE Linux update for glibc
• Fedora 27 update for glibc