CVE-2017-8310

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-05-23 · updated 2026-06-17
Weakness: CWE-125

Description

Heap out-of-bound read in CreateHtmlSubtitle in VideoLAN VLC 2.2.x due to missing check of string termination allows attackers to read data beyond allocated memory and potentially crash the process (causing a denial of service) via a crafted subtitles file.

Affected products

VideoLAN VLC: 2.2.0, 2.2.1, 2.2.2, 2.2.3, 2.2.4, 2.2.5

References

http://git.videolan.org/?p=vlc/vlc-2.2.git%3Ba=blobdiff%3Bf=modules/codec/subsdec.c%3Bh=addd8c71f30d53558fffd19059b374be45cf0f8e%3Bhp=1b4276e299a2a6668047231d29ac705ae93076ba%3Bhb=7cac839692ab79dbfe5e4ebd4c4e37d9a8b1b328%3Bhpb=3477dba3d506de8d95bccef2c6b67861188f6c29
http://www.debian.org/security/2017/dsa-3899
http://www.securityfocus.com/bid/98638
https://security.gentoo.org/glsa/201707-10
http://git.videolan.org/?p=vlc/vlc-2.2.git%3Ba=blobdiff%3Bf=modules/codec/subsdec.c%3Bh=addd8c71f30d53558fffd19059b374be45cf0f8e%3Bhp=1b4276e299a2a6668047231d29ac705ae93076ba%3Bhb=7cac839692ab79dbfe5e4ebd4c4e37d9a8b1b328%3Bhpb=3477dba3d506de8d95bccef2c6b67861188f6c29
http://www.debian.org/security/2017/dsa-3899
http://www.securityfocus.com/bid/98638
https://security.gentoo.org/glsa/201707-10

Get alerted when CVE-2017-8310 or the next vulnerability affects your stack