this post was submitted on 22 Apr 2025
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Linux Gaming

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To check which version of glibc you have, run ldd --version in the terminal.

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[–] who@feddit.org 106 points 2 months ago

For reference, even Deban Stable has been at glibc 2.31 or newer for three major versions now, and another major version is on its way this year. I don't think this will affect many people.

[–] 9tr6gyp3@lemmy.world 75 points 2 months ago (1 children)

2.31 was released on 2020-02-01.

[–] Lojcs@lemm.ee 40 points 2 months ago (1 children)

That's surprisingly new. Wonder what causes the incompatibility

[–] 9tr6gyp3@lemmy.world 42 points 2 months ago* (last edited 2 months ago) (1 children)

The changelog for 2.31 is here:

https://sourceware.org/legacy-ml/libc-announce/2020/msg00001.html

Latest version of glibc is 2.41, released 2025-01-30. That puts 2.31 at least 10 releases behind. That version is quite outdated. There are numerous security and bug fixes in 2.31 alone, with each newer release also fixing some as well.

[–] ClassyHatter@sopuli.xyz 38 points 2 months ago

This might be the reason for requiring glibc 2.31 and newer:

Security related changes:

CVE-2019-19126: ld.so failed to ignore the LD_PREFER_MAP_32BIT_EXEC environment variable during program execution after a security transition, allowing local attackers to restrict the possible mapping addresses for loaded libraries and thus bypass ASLR for a setuid program. Reported by Marcin Kościelnicki.

[–] savvywolf@pawb.social 22 points 2 months ago* (last edited 2 months ago) (2 children)

I'm curious, would running the Flatpak version of Steam "fix" this by providing its own glibc?

You know, for the people that want to stay on an old glibc yet are also comfortable with using Flatpak.

[–] daq 17 points 2 months ago (2 children)

Yes, but which OS is still running glibc < 2.31?

[–] Psyhackological@lemmy.ml 8 points 2 months ago (1 children)

Almost Linux Mint Debian (2.32)

[–] Siegfried@lemmy.world 2 points 2 months ago (1 children)

Debian Trixie 2.41-7 Debian stable 2.36-9

[–] Psyhackological@lemmy.ml 2 points 2 months ago

I think they are preparing their next edition soon.

[–] Rodneyck@lemm.ee 2 points 1 month ago

The Hannah Montana Linux distribution?

[–] MentalEdge@sopuli.xyz 9 points 2 months ago
[–] daggermoon@lemmy.world 7 points 2 months ago

I use Arch (btw) so I'm not worried about it