CVE-2015-0235
glibc: __nss_hostname_digits_dots() heap-based buffer overflow
Severity
CriticalRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · January 27, 2015
Updated · June 27, 2026
Description
A heap-based buffer overflow was found in glibc's __nss_hostname_digits_dots() function, which is used by the gethostbyname() and gethostbyname2() glibc function calls. A remote attacker able to make an application call either of these functions could use this flaw to execute arbitrary code with the permissions of the user running the application.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 6.8AV:N/AC:M/Au:N/C:P/I:P/A:P
CWE-131 · Incorrect Calculation of Buffer Size