Buffer overflow in libxi (Alpine package)

1) Buffer overflow

EUVDB-ID: #VU33307

Risk: Medium

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

CVE-ID: CVE-2013-1995

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

X.org libXi 1.7.1 and earlier allows X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to an unexpected sign extension in the XListInputDevices function.

Mitigation

Install update from vendor's website.

Vulnerable software versions

libxi (Alpine package): 1.4.5-r0

CPE2.3

• cpe:2.3:a:alpine:libxi_alpine_package:1.4.5-r0:*:*:*:*:alpine_linux:*:2.3

External links

https://git.alpinelinux.org/aports/commit/?id=daf9b293c5e40e9edb1b89794e235f3dcbfe9917
https://git.alpinelinux.org/aports/commit/?id=15b6a406ae860e56be980661f32ac330a814158d
https://git.alpinelinux.org/aports/commit/?id=04adcbb8d0e9999441ed2b2167b3dda47a0372c4
https://git.alpinelinux.org/aports/commit/?id=12ae6c6dff5d79147ae77b188fcdc11f28fc3cee

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.