Low severity3.8NVD Advisory· Published Feb 17, 2022· Updated Jun 17, 2026
CVE-2021-3155
CVE-2021-3155
Description
snapd 2.54.2 and earlier created ~/snap directories in user home directories without specifying owner-only permissions. This could allow a local attacker to read information that should have been private. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Canonical Ltd./snapdv5Range: unspecified
Patches
Vulnerability mechanics
References
3- github.com/snapcore/snapd/commit/6bcaeeccd16ed8298a301dd92f6907f88c24cc85nvdPatchThird Party Advisory
- github.com/snapcore/snapd/commit/7d2a966620002149891446a53cf114804808dccanvdPatchThird Party Advisory
- ubuntu.com/security/notices/USN-5292-1nvdPatchVendor Advisory
News mentions
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