Unspecified vulnerability in the chunk_split function in PHP prior to 5.2.4 has unknown impact and attack vectors, related to an incorrect size calculation.
It was discovered that the patch for CVE-2007-4659 could lead to
regressions in some scenarios The fix has been reverted for now,
a revised update will be provided in a future PHP DSA
For reference the original advisory below:
Several remote vulnerabilities have been discovered in PHP, a
server-side, HTML-embedded scripting language The Common ...
USN-549-1 fixed vulnerabilities in PHP However, some upstream changes
were incomplete, which caused crashes in certain situations with Ubuntu
710 This update fixes the problem ...
It was discovered that the wordwrap function did not correctly
check lengths Remote attackers could exploit this to cause
a crash or monopolize CPU resources, resulting in a denial of
service (CVE-2007-3998) ...