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4.367. zlib
4.367.1. RHBA-2011:0931 — zlib bug fix update
Updated zlib packages that fix one bug are now available for Red Hat Enterprise Linux 6.
The zlib package provides a general-purpose lossless data compression library that is used by many different programs.
Bug Fix
- BZ#622781
- When used to combine two Adler-32 checksums, the adler32_combine() function could have produced an incorrect result under certain circumstances. With this update, the underlying algorithm has been fixed, and the adler32_combine() function no longer returns incorrect checksums.
All users of zlib are advised to upgrade to these updated packages, which fix this bug.
Enhanced zlib packages that add one enhancement are now available for Red Hat Enterprise Linux 6.
The zlib package provides a general-purpose lossless data compression library that is used by many different programs.
Enhancement
- BZ#727288
- This update sets RELRO flags by default, so that the zlib library is compiled with partial RELRO protection support.
All users of zlib are advised to upgrade to these updated packages, which add this enhancement.
