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CVE-2026-11972
Component Overview
Vulnerability Overview
Name
CVE-2026-11972
Source
NVD (
link
)
Debian (
link
)
Description
When using the "tarfile" module with a file opened in "streaming mode" (mode="r|") the tarfile module did not properly handle EOF, making archive parsing take exponentially longer.
CWEs
CWE-252
Published Date
Jun 23, 2026
Updated Date
Aug 13, 2026
Workaround
-
Advisories
Analysis
#
Affected Component
Analysis
python3
Patched
Vulnerability Ratings
#
8.2
CVSSv4
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
python3
buildroot
2025.02.x
3.12.14
Not Affected
python3
buildroot
master
3.14.7
Not Affected
python3
openwrt
master
3.14.5-r2
Not Affected
python3
openwrt
openwrt-25.12
3.13.9-r3
Not Affected
python3
yocto
kirkstone
3.10.20
Not Affected
python3
yocto
master
3.14.7
Not Affected
Resolved with patches
#
python3 (yocto:scarthgap)
#
Title
Author
Resolve
1
gh-151981: Make tarfile._Stream.seek break at EOF (GH-151982)
Petr Viktorin <encukou@gmail.com>
CVE-2026-11972