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Vulnerability Intelligence

CVE-2022-2879 | Mondoo Vulnerability Intelligence

CVE-2022-2879

HIGH7.5

Unbounded memory consumption when reading headers in archive/tar

Published Oct 14, 2022

Modified 11 months ago

No fix available

Details

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.

References

WEBhttps://go.dev/cl/439355 WEBhttps://go.dev/issue/54853 WEBhttps://groups.google.com/g/golang-announce/c/xtuG5faxtaU WEBhttps://pkg.go.dev/vuln/GO-2022-1037 WEBhttps://security.gentoo.org/glsa/202311-09 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2022-2879

CVSS Analysis

CVSS v3.1

7.5

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

7.5/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ecosystems

Timeline

PublishedOct 14, 2022

ModifiedFeb 13, 2025