Backport upstream fix for CVE-2025-8176 to prevent skipping the first
line of input images in tiffdither and tiffmedian tools. The patch
corrects loop initialization and scanline writing parameters to ensure
all image lines are processed correctly.
CVE: CVE-2025-8176
Upstream fix: fe10872e53.patch
Resolves: RHEL-120230
This commit was backported by Jotnar, a Red Hat Enterprise Linux software maintenance AI agent.
Assisted-by: Jotnar
