NULL pointer dereference in PHP



| Updated: 2020-08-03
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2014-2497
CWE-ID CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
 PHP
Universal components / Libraries / Scripting languages

Vendor PHP Group

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU33295

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2014-2497

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via a crafted color table in an XPM file.

Mitigation

Update to version 5.4.27.

Vulnerable software versions

PHP: 5.4.0 - 5.4.26

CPE2.3 External links

https://advisories.mageia.org/MGASA-2014-0288.html
https://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html
https://lists.opensuse.org/opensuse-security-announce/2014-07/msg00001.html
https://lists.opensuse.org/opensuse-security-announce/2014-07/msg00002.html
https://rhn.redhat.com/errata/RHSA-2014-1326.html
https://rhn.redhat.com/errata/RHSA-2014-1327.html
https://rhn.redhat.com/errata/RHSA-2014-1765.html
https://rhn.redhat.com/errata/RHSA-2014-1766.html
https://secunia.com/advisories/59061
https://secunia.com/advisories/59418
https://secunia.com/advisories/59496
https://secunia.com/advisories/59652
https://www.debian.org/security/2015/dsa-3215
https://www.mandriva.com/security/advisories?name=MDVSA-2015:153
https://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html
https://www.securityfocus.com/bid/66233
https://www.ubuntu.com/usn/USN-2987-1
https://bugs.php.net/bug.php?id=66901
https://bugzilla.redhat.com/show_bug.cgi?id=1076676
https://security.gentoo.org/glsa/201607-04
https://support.apple.com/HT204659


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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