Buffer overflow

DISPUTED An issue was discovered in PHP 7.x before 7.1.27 and 7.3.x before 7.3.3. phartarwriteheadersint in ext/phar/tar.c has a buffer overflow via a long link value. NOTE: The vendor indicates that the link value is used only when an archive contains a symlink, which currently cannot happen:...

CVE-2019-9675

Removed by vendor...

CVE-2019-9675

An issue was discovered in PHP 7.x before 7.1.27 and 7.3.x before 7.3.3. phartarwriteheadersint in ext/phar/tar.c has a buffer overflow via a long link value. NOTE: The vendor indicates that the link value is used only when an archive contains a symlink, which currently cannot happen: "This issue...

CVE-2019-9675

An issue was discovered in PHP 7.x before 7.1.27 and 7.3.x before 7.3.3. phartarwriteheadersint in ext/phar/tar.c has a buffer overflow via a long link value. NOTE: The vendor indicates that the link value is used only when an archive contains a symlink, which currently cannot happen: "This issue...

Internet Bug Bounty: phar_tar_writeheaders_int() buffer overflow

A buffer overflow has been found in the phartarwriteheadersint function. it does a strncpy to header-linkname from entry-link with the size of entry-link. As you can see in https://github.com/php/php-src/blob/master/ext/phar/tar.hL66 , header-linkname is a char of the size 100. Once entry-link...