Resource exhaustion in Golang Go
CVE-2022-2879
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.017 (75.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: +0.000
Affected products
- Golang Go
- Go Standard Library Archive/tar — versions 0, 1.19.0-0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- go.dev/issue/54853 (Third Party Advisory, Issue Tracking)
- go.dev/cl/439355 (Patch)
- groups.google.com/g/golang-announce/c/xtuG5faxtaU (Mailing List, Release Notes)
- pkg.go.dev/vuln/GO-2022-1037 (Vendor Advisory)
- security.gentoo.org/glsa/202311-09
Frequently asked questions
- What is CVE-2022-2879?
- CVE-2022-2879 is a high-severity vulnerability in Golang Go, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2022-10-14.
- How severe is CVE-2022-2879?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-2879 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.