#VU82604 NULL pointer dereference in Poppler - CVE-2013-1789

Vulnerability identifier: #VU82604

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2013-1789

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Poppler
Client/Desktop applications / Office applications

Vendor: Freedesktop.org

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 within the Splash::arbitraryTransformMask(),  Splash::blitMask(), and Splash::scaleMaskYuXu() functions. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Poppler: before 0.22.1

---

External links
https://cgit.freedesktop.org/poppler/poppler/commit/?h=poppler-0.22&id=a205e71a2dbe0c8d4f4905a76a3f79ec522eacec
https://cgit.freedesktop.org/poppler/poppler/commit/?h=poppler-0.22&id=a9b8ab4657dec65b8b86c225d12c533ad7e984e2
https://j00ru.vexillium.org/?p=1507
https://lists.fedoraproject.org/pipermail/package-announce/2013-March/100081.html
https://lists.fedoraproject.org/pipermail/package-announce/2013-March/100090.html
https://secunia.com/advisories/52846
https://ubuntu.com/usn/usn-1785-1
https://www.openwall.com/lists/oss-security/2013/02/28/4
https://www.openwall.com/lists/oss-security/2013/02/28/8
https://bugzilla.redhat.com/show_bug.cgi?id=917109

---

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.