Gentoo: zlib stack overflow vulnerability
The function gzprintf() is similar in behaviour to fprintf() except that by default, this function will smash the stack if called with arguments that expand to more than Z_PRINTF_B...
Summary
- - --------------------------------------------------------------------- GENTOO LINUX SECURITY ANNOUNCEMENT 200303-25 - - ---------------------------------------------------------------------
- - ---------------------------------------------------------------------
- From advisory: "zlib contains a function called gzprintf(). This is similar in behaviour to fprintf() except that by default, this function will smash the stack if called with arguments that expand to more than Z_PRINTF_BUFSIZE (=4096 by default) bytes."
Read the full advisory at
SOLUTION
It is recommended that all Gentoo Linux users who are running sys-libs/zlib upgrade to zlib-1.1.4-r1 as follows:
emerge sync emerge zlib emerge clean
- - --------------------------------------------------------------------- aliz@gentoo.org - GnuPG key is available at - - ---------------------------------------------------------------------
1.1.4-r1
Resolution
References
Availability
Concerns
Severity
PACKAGE : zlib
SUMMARY : buffer overrun
DATE : 2003-03-28 10:50 UTC
EXPLOIT : remote
VERSIONS AFFECTED : <1.1.4-r1 : fixed version>=1.1.4-r1
CVE : CAN-2003-0107
Background
