Red Hat Security Advisory 2014-2021-01 – JasPer is an implementation of Part 1 of the JPEG 2000 image compression standard. Multiple off-by-one flaws, leading to heap-based buffer overflows, were found in the way JasPer decoded JPEG 2000 image files. A specially crafted file could cause an application using JasPer to crash or, possibly, execute arbitrary code. A heap-based buffer overflow flaw was found in the way JasPer decoded JPEG 2000 image files. A specially crafted file could cause an application using JasPer to crash or, possibly, execute arbitrary code.