CVE-2026-18839 Popt-devel: popt-static: size_t underflow in singleoptionhelp

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

EUVD-2026-53642

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

CVE-2026-18839

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

Duf - Disk Usage/Free Utility (Linux, BSD, macOS & Windows)

Disk Usage/Free Utility Linux, BSD, macOS & Windows Features User-friendly, colorful output Adjusts to your terminal's width Sort the results according to your needs Groups & filters devices Can conveniently output JSON Installation Packages Linux Arch Linux: duf Nix: nix-env -iA nixpkgs.duf...

curl: Division by zero if terminal width is 2

Summary: In fly there will be a division by zero if progress bar width is 2. That can happen if terminal width is 2. Steps To Reproduce: This script crash: stty rows 10 cols 2 ; curl --progress-bar somefile temp Impact I believe that if it's possible to set terminal width for a service, then that...