nocash2k6

MEDIUM

maintainer Sterophonick 0 votes scanned 2026-11-01 00:21:48.120785

View on AUR

Why flagged

problemkaputt.de is Martin Korth's well-known personal site, the canonical upstream for all no$xxx emulators/debuggers (no$gba, no$sns, no$2k6, etc.). This is effectively the official vendor host. However, the package downloads a prebuilt Windows PE binary (run under Wine) with only an md5sum for integrity — MD5 is weak but provides some verification. The wrapper script, desktop file, and icon are sourced locally (SKIP checksums, which is sloppy but not dangerous for non-executed data files). The real concern is that a prebuilt closed-source binary from a personal host is executed via Wine with no stronger hash (SHA256/SHA512) and no signature verification. This is a genuine medium-severity supply-chain concern: if problemkaputt.de were compromised, users would silently receive a malicious binary. The host is legitimate/well-known, which lowers the probability of compromise, but the pattern (prebuilt binary, weak hash, personal host) still warrants medium rather than clean.

Triggered rules

Medium source=() URL on a non-standard host source_untrusted_domain

One or more source=() URLs point to a host outside the trusted allowlist (github.com, gitlab.com, codeberg.org, pypi.org, …).

PKGBUILD:10 source=(https://problemkaputt.de/no\$2k6-w.zip

Medium AI review llm_review

An AI model (anthropic/claude-4.6-sonnet-20260217) reviewed this and agrees it is MEDIUM (confidence 72%): problemkaputt.de is Martin Korth's well-known personal site, the canonical upstream for all no$xxx emulators/debuggers (no$gba, no$sns, no$2k6, etc.). This is effectively the official vendor host. However, the package downloads a prebuilt Windows PE binary (run under Wine) with only an md5sum for integrity — MD5 is weak but provides some verification. The wrapper script, desktop file, and icon are sourced locally (SKIP checksums, which is sloppy but not dangerous for non-executed data files). The real concern is that a prebuilt closed-source binary from a personal host is executed via Wine with no stronger hash (SHA256/SHA512) and no signature verification. This is a genuine medium-severity supply-chain concern: if problemkaputt.de were compromised, users would silently receive a malicious binary. The host is legitimate/well-known, which lowers the probability of compromise, but the pattern (prebuilt binary, weak hash, personal host) still warrants medium rather than clean.

PKGBUILD

1 offending line(s) highlighted

      1# Maintainer: Sterophonick
    
      2pkgname=nocash2k6
    
      3_pkgname='nocash2k6'
    
      4pkgver=1.1
    
      5pkgrel=1
    
      6pkgdesc='Atai 2600 Debugger'
    
      7arch=(x86_64 i686)
    
      8depends=('wine' 'winetricks')
    
      9makedepends=('p7zip')
    
      10source=(https://problemkaputt.de/no\$2k6-w.zip
    
      11        nocash2k6
    
      12        nocash2k6.desktop
    
      13        nocash2k6.png)
    
      14md5sums=('7876291b6f99ec3ea1fad2bf6a1ddc4b'
    
      15         'SKIP'
    
      16         'SKIP'
    
      17         'SKIP')
    
      18noextract=(no\$2k6-w.zip)
    
      19
    
      20prepare() {
    
      21  cd $srcdir
    
      22  mkdir -p nocash
    
      23  7z x no\$2k6-w.zip -aou -onocash
    
      24}
    
      25
    
      26package() {
    
      27  install -Dm755 nocash2k6 $pkgdir/usr/bin/nocash2k6
    
      28  install -Dm644 nocash2k6.desktop $pkgdir/usr/share/applications/nocash2k6.desktop
    
      29  install -Dm644 nocash2k6.png $pkgdir/usr/share/pixmaps/nocash2k6.png
    
      30
    
      31  mkdir -p $pkgdir/usr/share/nocash2k6
    
      32
    
      33  cp -r $srcdir/nocash/* $pkgdir/usr/share/nocash2k6
    
      34  chmod -R 777 $pkgdir/usr/share/nocash2k6
    
      35}
    
      36

Scan history

Scanned at (UTC)	Severity	Rules
2026-11-01 00:21:48	Medium	2
2026-10-31 00:07:41	Medium	2
2026-10-30 00:29:30	Medium	2
2026-10-29 00:13:55	Medium	2
2026-10-28 00:06:54	Medium	2
2026-10-27 00:23:28	Medium	2
2026-10-26 00:12:40	Medium	2
2026-10-25 00:20:48	Medium	2
2026-10-24 00:14:55	Medium	2
2026-10-23 00:02:19	Medium	2
2026-10-22 00:13:10	Medium	2
2026-10-21 00:12:50	Medium	2
2026-10-20 00:10:31	Medium	2
2026-10-19 00:03:55	Medium	2
2026-10-18 00:06:55	Medium	2
2026-10-17 00:21:55	Medium	2
2026-10-16 00:12:47	Medium	2
2026-10-15 00:28:05	Medium	2
2026-10-14 00:06:47	Medium	2
2026-10-13 00:23:45	Medium	2