this post was submitted on 14 Aug 2026
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    TranscriptImage of a man pointing a gun at his own foot.

    Caption: Installing an AUR package without reading it's PKGBUILD.

    top 50 comments
    sorted by: hot top controversial new old
    [–] merc@sh.itjust.works 14 points 6 days ago (1 children)
    [–] deathmetal27@lemmy.world 3 points 6 days ago (1 children)
    [–] TechieDamien@lemmy.ml 2 points 6 days ago

    What about your mute donkey?

    [–] Digit@lemmy.today 2 points 4 days ago

    I realised...

    I wasn't going to do that.

    And I was only using Artix for the AUR.

    So I stopped using Artix.

    Not responsible enough.

    Responsible enough to stop.

    [–] richardisaguy@lemmy.world 5 points 6 days ago* (last edited 6 days ago)

    Nah, if you really want to live on the bleeding edge you gotta make blindly installing vibecoded junk from shady parts of the AUR part of your workflow

    [–] KernelTale@programming.dev 3 points 6 days ago

    If it's endorsed by the project team I might as well. At that point it's the same as downloading from GitHub and if I am in AUR I've probably not found it in standard repos nor flathub.

    [–] Kangae_Hishiryo@scribe.disroot.org 3 points 6 days ago* (last edited 6 days ago) (1 children)

    I once found a Rust program that streamlined the PKGBUILD reviewing process a lot by, first of all, giving you a really neat list of patterns and behaviours that would make a PKGBUILD suspicios or even plain dangerous, then having a scriptable rule-based engine that would either abort that operation, or show warns and workarounds to you.

    I forgot its name, unfortunately, and I installed it on my previous installation (Garuda, now I'm on CachyOS).

    Very dumb of my part not to try to write that down before the OS change lol.

    [–] UncleReaton@lemmy.ml 1 points 6 days ago (1 children)

    It was not that one, but yeah, it's basically the same.

    I just remembered the one(s) I used a while ago, tho, they were aur-guard, and aur-scanner, I used these two (the second one just because its aur-scan codes [OPTIONS] and aur-scan explain <CODE> commands.

    [–] wilmo@programming.dev 2 points 6 days ago (1 children)

    I use Arch without touching this AUR in my latest install. Just use what's in the main package repos or flathub

    [–] unknownman@lemmy.zip 3 points 6 days ago

    I use arch just to be able to use AUR lol

    [–] Solrac@lemmy.world 1 points 6 days ago

    I was contemplating moving to NixOS, but then another fiasco just happened, masse me question what would one have to lose by switching to Qubes instead, considering the increasingly surveiling internet.

    [–] sel@piefed.social 0 points 6 days ago (1 children)

    I just don’t understand the process of I don’t have two minutes to read what I’m installing. It’s fucking batshit crazy that all these retards want to come use Linux which is fine but then when they get solid advice they tell us they can’t be bothered.

    [–] flying_sheep@lemmy.ml 3 points 6 days ago

    Yeah, when something isn't in the official repos, NixOS exists, Flatpak exists, and they're all vetted.

    Wanting a super clean system where everything is managed by pacman is purely about taste, so if you want it, you clearly can be bothered to put in the 2 minutes of work.

    [–] NaibofTabr@infosec.pub 76 points 1 week ago (3 children)
    [–] Jesus_666@lemmy.world 15 points 1 week ago (2 children)

    If you want a bunch of stuff that's not in core or extra and you don't want to intensely babysit the AUR, you could try Chaotic-AUR. It hosts prebuilt packages for a bunch of AUR packages which are actively maintained by the Chaotic team.

    I consider it to be more secure than the AUR proper since they actually care for their packages and review nontrivial changes. For instance, the recent takeover attacks didn't hit Chaotic-AUR builds since the changed packages didn't make it past the review.

    It's still an unofficial third-party repository and closer to the AUR than to extra but I consider it a major step up.

    [–] NotSteve_@lemmy.ca 2 points 6 days ago

    I just recently reinstalled since I didn't feel comfortable with how many AUR packages I had and ive been using ChaoticAUR exclusively now. Can confirm that its a great repo

    [–] Zachariah@lemmy.world 9 points 1 week ago (5 children)

    Yes, but is it good, neutral, or evil?

    IT'S MAHVEL BABY!

    [–] basxto@discuss.tchncs.de 5 points 1 week ago
    load more comments (3 replies)
    [–] Azzu@leminal.space 10 points 1 week ago* (last edited 1 week ago) (3 children)

    I mean how often do you install AUR packages? Usually takes like a minute or so to skim through PKGbuild and the pkg comments and look for obvious issues. And most updates are just a sha hash and version change, taking like 5s to check.

    [–] NaibofTabr@infosec.pub 1 points 6 days ago

    Rarely, to be sure. I tried Arch for a bit, but I need a computer that I can actually use to get shit done, that isn't a constant project itself. Even Qubes doesn't require as much effort to keep operational.

    [–] HereIAm@lemmy.world 8 points 1 week ago

    But wasn't the latest AUR attack from a dependancy in the pkgbuild? Going out of your way to review all the dependencies as well is not really possible by just skimming through the script.

    [–] basxto@discuss.tchncs.de 5 points 1 week ago* (last edited 1 week ago) (1 children)

    I need a better wrapper that shows me diffs since last build. I’m too lazy for this

    Also pulling in release messages from git etc would be nice

    load more comments (1 replies)
    [–] ElectroLisa@piefed.blahaj.zone 41 points 1 week ago (2 children)

    STABLE IS FOR HORSES I LOVE GAMBLING

    /s

    [–] xthexder@l.sw0.com 7 points 1 week ago

    I wish I could give you a second upvote, that's hilarious πŸ˜‚

    load more comments (1 replies)
    [–] call_me_xale@lemmy.zip 21 points 1 week ago (8 children)

    I usually do, but I don't really know what I should be looking for. What are some red flags?

    [–] realitaetsverlust@piefed.zip 2 points 6 days ago* (last edited 6 days ago) (1 children)

    I don't mean this in any mean way, but if you don't know what you should be looking for, you probably shouldn't install AUR packages. Just as I wouldn't recommend someone who has never climbed a mountain to try mt everest.

    You need to be able to understand the build process before you install anything from the AUR. Everything else is the equivalent of installing random exe's you found on a forum on windows.

    Luckily, there's a lot of different videos online regarding the AUR build process, and the archwiki has an excellent article aswell.

    [–] call_me_xale@lemmy.zip 1 points 6 days ago

    To be clear, I have like... three? extremely popular AURs installed - I'm definitely not in the habit of grabbing random stuff.

    [–] akunohana@piefed.blahaj.zone 24 points 1 week ago* (last edited 1 week ago) (1 children)

    This video taught me a lot.

    Check the list of dependencies. If you really want to vet the package, look through all of the dependencies listed and read their package descriptions on their source page (github, gitlab, codeberg, whathaveyou). Check also the URL, from which makepkg (or yay or whatever) is going to pull some of the data. Is the URL legit?

    PKGBUILD of localsend

    # Maintainer: NourEddineX  
    # Contributor: Nixuge  
    # Contributor: Noah Vogt <noah@noahvogt.com>  
    # Contributor: SpieringsAE (aarch64 addition)  
    
    # Note: 
    # using the .deb instead of the .tar.gz as it already contains the icons as well as the .desktop file.  
    
    pkgname=localsend-bin  
    pkgver=1.18.0  
    pkgrel=1  
    pkgdesc='An open source cross-platform alternative to AirDrop'  
    
    LOOK HERE  
    url=https://github.com/localsend/LOCALSEND  
    LOOK HERE  
    
    arch=('x86_64' 'aarch64')  
    license=(Apache-2.0)  
    
    LOOK HERE  
    depends=(fuse2 xdg-user-dirs libayatana-appindicator)  
    LOOK HERE  
    
    conflicts=('localsend')  
    provides=('localsend')  
    options=(!debug)  
    source_x86_64=("${url}/releases/download/v${pkgver}/LocalSend-${pkgver}-linux-x86-64.deb")  
    source_aarch64=("${url}/releases/download/v${pkgver}/LocalSend-${pkgver}-linux-arm-64.deb")  
    sha256sums_x86_64=('dae68192ad43a59a68df06454eb5fa4e9a9f86a343fe430165efd8b18863d0f4')  
    sha256sums_aarch64=('eb24e724fbdf830c8fb07dfc66b76b8a649923d083278305a63d5d539db4b606')  
    _pkgdesktop="localsend_app.desktop"  
    
    
    prepare() {  
    	tar -xf data.tar.zst  
    }  
    
    build() {  
    	sed -i -E \  
    		"s|Exec=localsend_app|Exec=localsend|" \  
    		"${srcdir}/usr/share/applications/${_pkgdesktop}"  
    
    	# Adjust .desktop to have it point to the correct icon  
    	sed -i -E 's/^Icon=.+/Icon=localsend/' "${srcdir}/usr/share/applications/${_pkgdesktop}"  
    }  
    
    package() {  
    	# Desktop  
    	install -Dm644 "${srcdir}/usr/share/applications/${_pkgdesktop}" "${pkgdir}/usr/share/applications/${pkgname%-*}.desktop" 
    	
    
    	# Icons  
    	install -dm644 "${pkgdir}/usr/share/icons/"  
    	cp -a "${srcdir}/usr/share/icons" "${pkgdir}/usr/share"  
    	# Dirty - rename icons to localsend  
    	for res in "128x128" "256x256"; do  
    		mv "${pkgdir}/usr/share/icons/hicolor/${res}/apps/localsend_app.png" "${pkgdir}/usr/share/icons/hicolor/${res}/apps/localsend.png"  
    	done  
    
    
    	# Executable  
    	install -dm755 "${pkgdir}/opt/${pkgname%-*}/"  
    	cp -a "${srcdir}/opt/localsend_app/." "${pkgdir}/opt/${pkgname%-*}"  
    	# Same as icons - rename to localsend  
    	mv "${pkgdir}/opt/${pkgname%-*}/localsend_app" "${pkgdir}/opt/${pkgname%-*}/localsend"  
    
    	# Symlink executable  
    	install -dm755 "${pkgdir}/usr/bin"  
    	ln -s \  
    		"/opt/${pkgname%-*}/${pkgname%-*}" \  
    		"${pkgdir}/usr/bin/${pkgname%-*}"  
    }  
    

    [–] Kangae_Hishiryo@scribe.disroot.org 2 points 6 days ago* (last edited 6 days ago)

    Yeah. There's also some others behaviours to look at.

    Like, does the PKGBUILD install the package on some non-standard location? That's a suspicious behaviour, although it's not an automatic red flag by itself.

    Does it execute arbitrary code or any external script (worse if it's Python, Lua or JS)? That's a HUGE red flag in most of cases.

    Does it (ab)uses of AWK, sed and the like? That's also suspicious in a variety of cases.

    [–] Malix@sopuli.xyz 11 points 1 week ago* (last edited 1 week ago)

    as the other commenter said, but worth echoing:

    • is it suddenly using npm to install/run something? (iirc this was the attack vector for most packages that were infected)
    • suddenly added some weird extra wget/curl/whatever to packaging methods to fetch something weird?
    • are the package's sources (eg. github urls) legit?

    Generally you should be aware of who'se software you're installing -> check if it's downloading the stuff from right place, and nothing extra. The PKGBUILD changes in the aur website are pretty good indicator if something has changed and how.

    edit: npm itself, or it's usage isn't bad - but it is quite suspicious if the AUR package isn't for some webapp or so.

    [–] dwt@feddit.org 9 points 1 week ago

    I think that the whole concept of sharing user repos to install packages is sadly not really good anymore. Because now it suddenly exposes that there is usually neither a trust anchor to that repo, nor an established review and fix process for such things.

    Iβ€˜d say, just use the community maintained official package sources for now.

    [–] First_Thunder@lemmy.zip 8 points 1 week ago

    Suddenly an npm command to some random package appearing in an update

    load more comments (3 replies)
    [–] Nalivai@lemmy.world 8 points 1 week ago (7 children)

    I'm running Arch daily since 2015, was on Debian before. I install and try a lot of stuff. Never had anything bad happened to me once. Worst case scenario the shit I just installed didn't work so I have to debug it.
    Not endorsing this apparently dangerous lifestyle, but also a little bit maybe

    [–] Funkt4st1c@lemmy.world 5 points 1 week ago

    Yeah same. Aur has been significantly less virus prone than the windows norm (inb4 wut abut winget >;ppp) of "Googling some shit you want and clicking the first website to roll the dice on predatory ads or malware or maybe the thing you wanted"

    ...not to mention if you have btrfs you can just rollback a month or two and call it a day.

    load more comments (6 replies)
    [–] MonkderVierte@lemmy.zip 7 points 1 week ago (2 children)

    All pointing with fingers to AUR, but the issue was (yet again) with NPM.

    load more comments (2 replies)
    [–] zitrone@europe.pub 7 points 1 week ago (4 children)

    just use nix instead

    we have super secure mechanisms in place to prevent supply chain attacks

    /s (nix just hasn't been targeted yet (as far as we know πŸ’€πŸ’€))

    load more comments (4 replies)
    [–] OR3X@lemmy.world 5 points 1 week ago

    AUR Arch UrGettingMalware Repository

    [–] MalReynolds@slrpnk.net 5 points 1 week ago (5 children)

    If possible do it in a distrobox and down networking before running, yes that won't stop the curl | sh in the install, but at least you can blow it away without hurting your main install and it will likely infect only the distrobox. Bonus points for an immutable main OS.

    As the whole supply chain attack vector gets more sophisticated, and probably subtler in effect, these are going to be harder and harder to spot and likely start making it into main repos. Keep sharp people.

    Not real fun for a linuxmemes post, but I think it needs saying.

    load more comments (5 replies)
    [–] Sivecano@lemmy.dbzer0.com 4 points 1 week ago

    Someone put my WM on the AUR. I am thus proud to be authoring malware :)

    load more comments
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