漏洞描述
Integer overflow in the exif_process_IFD_TAG function in exif.c in the exif extension in PHP 5.4.0beta2 on 32-bit platforms allows remote attackers to read the contents of arbitrary memory locations or cause a denial of service via a crafted offset_val value in an EXIF header in a JPEG file, a different vulnerability than CVE-2011-0708.
影响产品
修复建议
建议关注厂商安全公告，及时升级至已修复版本，并结合实际资产暴露情况采取缓解措施。
参考链接
secunia.comhttp://secunia.com/advisories/47253↗www.mandriva.comhttp://www.mandriva.com/security/advisories?name=MDVSA-2011:197↗www.securityfocus.comhttp://www.securityfocus.com/bid/50907↗www.redhat.comhttp://www.redhat.com/support/errata/RHSA-2012-0019.html↗lists.opensuse.orghttp://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html↗rhn.redhat.comhttp://rhn.redhat.com/errata/RHSA-2012-0071.html↗www.debian.orghttp://www.debian.org/security/2012/dsa-2399↗www.ubuntu.comhttps://www.ubuntu.com/usn/USN-1307-1/↗exchange.xforce.ibmcloud.comhttps://exchange.xforce.ibmcloud.com/vulnerabilities/71612↗secunia.comhttp://secunia.com/advisories/48668↗support.apple.comhttp://support.apple.com/kb/HT5281↗bugs.php.nethttps://bugs.php.net/bug.php?id=60150↗lists.apple.comhttp://lists.apple.com/archives/security-announce/2012/May/msg00001.html↗