Buffer overflow in libxi (Alpine package)

1) Buffer overflow

EUVDB-ID: #VU33308

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-2013-1998

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

Multiple buffer overflows in X.org libXi 1.7.1 and earlier allow X servers to cause a denial of service (crash) and possibly execute arbitrary code via crafted length or index values to the (1) XGetDeviceButtonMapping, (2) XIPassiveGrabDevice, and (3) XQueryDeviceState functions.

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.