Description
Insecure permissions (777) are set on $HOME/.singularity when it is newly created by Singularity (version from 3.3.0 to 3.5.1), which could lead to an information leak, and malicious redirection of operations performed against Sylabs cloud services.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | singularity | 3.8.3-1.2 | openSUSE-SU-2024:11384-1 |
| openSUSE Leap 15.1 | singularity | 2.6.1-lp151.2.3.1 | openSUSE-SU-2020:1037-1, openSUSE-SU-2020:0057-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | singularity | 3.5.2-r0 | — |
| Alpine v3.23 | singularity | 3.5.2-r0 | — |
| Alpine v3.22 | singularity | 3.5.2-r0 | — |
| Alpine v3.21 | singularity | 3.5.2-r0 | — |
| Alpine v3.20 | singularity | 3.5.2-r0 | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | singularity | 3.5.2-r0 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | github.com/sylabs/singularity | >= 3.3.0, < 3.5.2 | 3.5.2 | GHSA-mj73-5x75-9phh |
Advisories 3
- openSUSE-SU-2020:0057-1 Security update for singularity SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1037-1 Security update for singularity SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11384-1 singularity-3.8.3-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- https://github.com/sylabs/singularity/releases/tag/v3.5.2
- openSUSE-SU-2020:0057 vendor-advisory
- openSUSE-SU-2020:1037 vendor-advisory