VulnerabilityModified
CVE-2022-2879
A maliciously crafted archive could cause Read to allocate unbounded amounts of memory, potentially causing resource exhaustion or panics.
HIGH 7.5EPSS 1.66%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.66% probability · 75th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- golang/go
- Source
- security@golang.org
References
- https://go.dev/cl/439355Patch
- https://go.dev/issue/54853Issue Tracking, Third Party Advisory
- https://groups.google.com/g/golang-announce/c/xtuG5faxtaUMailing List, Release Notes
- https://pkg.go.dev/vuln/GO-2022-1037Vendor Advisory
- https://security.gentoo.org/glsa/202311-09
- https://go.dev/cl/439355Patch
- https://go.dev/issue/54853Issue Tracking, Third Party Advisory
- https://groups.google.com/g/golang-announce/c/xtuG5faxtaUMailing List, Release Notes
- https://pkg.go.dev/vuln/GO-2022-1037Vendor Advisory
- https://security.gentoo.org/glsa/202311-09
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.