CVE-2022-1622: apple iphone_os Out-of-bounds Read

Vulnerability summary

CVE-2022-1622 is a medium (CVSS 5.5) Out-of-bounds Read vulnerability in apple iphone_os. EPSS estimates a 1.73% chance of exploitation in the next 30 days, higher than 77.3% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 11-05-2022
   PublishedVulnerability first disclosed.
2. 03-08-2024
   Last modifiedVulnerability information updated.

Description

LibTIFF master branch has an out-of-bounds read in LZWDecode in libtiff/tif_lzw.c:619, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit b4e79bfa.

• CWE-125Out-of-bounds ReadThe product reads data past the end, or before the beginning, of the intended buffer.