CVE-2022-2879
Unbounded memory consumption when reading headers in archive/tar
7.5
HIGH
CVSS 3.1
EPSS 0.02%
Description
Reader.Read does not set a limit on the maximum size of file headers. A maliciously crafted archive could cause Read to allocate unbounded amounts of memory, potentially causing resource exhaustion or panics. After fix, Reader.Read limits the maximum size of header blocks to 1 MiB.
How to fix CVE-2022-2879
To remediate CVE-2022-2879, upgrade the affected package to a fixed version below.
- —upgrade to 1.18.7 or later
- —no fix listed
- —upgrade to 1.19.2-1 or later
- —upgrade to 1.18.7 or later
Is CVE-2022-2879 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 1.18.7, >= 1.19.0, < 1.19.2
- from 0
- from 0, < 1.19.2-1
- from 0, < 1.18.7, >= 1.19.0-0, < 1.19.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |