ArchLinux: 201611-19: php: multiple issues
Summary
- CVE-2016-6911 (denial of service)
It was found that the dynamicGetbuf() function doesn't check for out-of-bounds read and returns a wrong return code, leading to denial of
service.
- CVE-2016-7568 (arbitrary code execution)
An integer overflow flaw, leading to a heap-based buffer overflow, was
found in gd. A specially crafted image, when converted to webp, could
cause the application to crash or potentially execute arbitrary code.
- CVE-2016-8670 (arbitrary code execution)
A stack based buffer overflow was found in the dynamicGetbuf function
when passing negative `rlen` as size to memcpy().
- CVE-2016-9138 (arbitrary code execution)
An use after free vulnerability was found in unserialize() via
DateInterval::__wakeup(), leading to arbitrary code execution.
Resolution
Upgrade to 7.0.13-1.
# pacman -Syu "php>=7.0.13-1"
The problems have been fixed upstream in version 7.0.13.
References
https://seclists.org/oss-sec/2016/q3/639 https://bugs.php.net/bug.php?id=73003 https://github.com/libgd/libgd/issues/308 https://bugs.php.net/bug.php?id=73280 https://www.openwall.com/lists/oss-security/2016/10/15/6 https://bugs.php.net/bug.php?id=73147 https://seclists.org/oss-sec/2016/q4/296 ;a=commit;h=0e6fe3a4c96be2d3e88389a5776f878021b4c59f https://access.redhat.com/security/cve/CVE-2016-6911 https://access.redhat.com/security/cve/CVE-2016-7568 https://access.redhat.com/security/cve/CVE-2016-8670 https://access.redhat.com/security/cve/CVE-2016-9138
![Dist Arch](/images/distros/dist-arch.png)
Workaround
None.