A heap-based buffer underwrite exists in ImageStream::getLine() located at Stream.cc in Poppler 0.74.0 that can (for example) be triggered by sending a crafted PDF file to the pdfimages binary. It allows an attacker to cause Denial of Service (Segmentation fault) or possibly have unspecified other impact.
{
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*"
],
"source": "CPE_FIELD",
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"last_affected": "14.04"
},
{
"last_affected": "16.04"
},
{
"last_affected": "18.04"
},
{
"last_affected": "18.10"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"
],
"source": "CPE_FIELD",
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"last_affected": "8.0"
}
]
}
]
}