CVE-2018-12648
exempi: NULL pointer dereference in WEBP_Support.hpp:WEBP::GetLE32() allows for denial of service
Severity
LowRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · June 21, 2018
Updated · June 27, 2026
Description
Exempi is vulnerable to an issue that may manifest as a NULL pointer dereference or an out-of-bounds access due to not checking if vector is of required size before accessing its elements. An attacker could use this to cause a denial of service.
Statement
This issue did not affect the versions of exempi as shipped with Red Hat Enterprise Linux 6 and 7 as they did not include support for WEBP format in the code of which the vulnerability exists.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 3.3CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CWE-476 · NULL Pointer Dereference