CVE-2020-9549

In PDFResurrect 0.12 through 0.19, get_type in pdf.c has an out-of-bounds write via a crafted PDF document.

The updated package fixes a security vulnerability:

In PDFResurrect 0.12 through 0.19, get_type in pdf.c has an out-of-bounds write via a crafted PDF document. (CVE-2020-9549)

It was discovered that PDFResurrect incorrectly handled certain memory operations during PDF summary generation. An attacker could use this to cause out-of-bounds writes, resulting in a denial of service (system crash) or arbitrary code execution.

It was discovered that PDFResurrect was incorrectly handling corrupted PDF files. An attacker could possibly use this issue to cause a buffer overflow, resulting in a denial of service, or arbitrary code execution. This issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2019-14267)

It was discovered that PDFResurrect incorrectly handled memory when loading PDF pages. An attacker could possibly use this issue to cause a heap buffer overflow, resulting in a denial of service, or arbitrary code execution. This issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2019-14934)

It was discovered that PDFResurrect was incorrectly validating header data in input PDF files. An attacker could possibly use this issue to cause a heap buffer overflow, resulting in a denial of service, or arbitrary code execution. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-20740)

Carter Yagemann discovered that PDFResurrect incorrectly handled certain memory operations during PDF summary generation. An attacker could use this to cause out-of-bounds writes, resulting in a denial of service (system crash) or arbitrary code execution. This issue only affected Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-9549)

It was discovered that PDFResurrect was incorrectly processing data when performing trailer search operations. An attacker could possibly use this issue to cause an infinite loop, resulting in a denial of service. (CVE-2021-3508)