Input validation error in libvdpau (Alpine package)

1) Input validation error

EUVDB-ID: #VU33816

Risk: High

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2015-5200

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to #BASIC_IMPACT#.

The trace functionality in libvdpau before 1.1.1, when used in a setuid or setgid application, allows local users to write to arbitrary files via unspecified vectors.

Mitigation

Install update from vendor's website.

Vulnerable software versions

libvdpau (Alpine package): 0.7-r1 - 1.1-r1

ruby (Alpine package): 2.0.0-r0 - 2.2.2-r0

CPE2.3

• cpe:2.3:o:alpine:libvdpau_alpine_package:0.7-r1:*:*:*:*:alpine_linux:*:2.7
• cpe:2.3:o:alpine:libvdpau_alpine_package:0.8-r0:*:*:*:*:alpine_linux:*:3.1
• cpe:2.3:o:alpine:libvdpau_alpine_package:1.1-r1:*:*:*:*:alpine_linux:*:3.2
• cpe:2.3:o:alpine:ruby_alpine_package:2.0.0-r0:*:*:*:*:alpine_linux:*:2.6
• cpe:2.3:o:alpine:ruby_alpine_package:2.0.0_p247-r1:*:*:*:*:alpine_linux:*:2.6
• cpe:2.3:o:alpine:ruby_alpine_package:2.0.0_p247-r3:*:*:*:*:alpine_linux:*:2.6

External links

https://git.alpinelinux.org/aports/commit/?id=58c926355306673e726679d93b0e0c5b5a3df3c2
https://git.alpinelinux.org/aports/commit/?id=7b46352576c9f78aff928e671a222f2f7fe4da1d
https://git.alpinelinux.org/aports/commit/?id=f910f5627d6d0cef2b970fee2424e5f010cc9629

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.