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Affected Component
Analysis
golang-bootstrap
Exploitable
Name
CVE-2026-32288
Description
tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format.
CWEs
Published Date
Updated Date
Workaround
-
Advisories
https://go.dev/issue/78301Issue Tracking
https://pkg.go.dev/vuln/GO-2026-4869Vendor Advisory
Analysis#
Vulnerability Ratings#
5.5
CVSSv31
5.5
CVSSv31
NaN
other
Others affected components#
Name
Project
Project Version
Version
Status
openwrt
openwrt-25.12
1.24.13-r1
Exploitable
openwrt
openwrt-25.12
1.26.6-r1
Not Affected
yocto
kirkstone
1.17.13
Exploitable
yocto
kirkstone
1.17.13
Exploitable
yocto
master
1.26.6
Not Affected
yocto
master
1.26.6
Not Affected
yocto
scarthgap
1.22.12
Patched
yocto
scarthgap
1.22.12
Exploitable
Resolved with patches#
go (yocto:scarthgap)
#
Title
Author
Resolve
1
[release-branch.go1.25] archive/tar: limit the number of
Damien Neil <dneil@google.com>
CVE-2026-32288