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The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service.
13 affected packages
jython, python2.7, python3.10, python3.11, python3.12...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| jython | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| python2.7 | Not in release | Needs evaluation | Needs evaluation | Needs evaluation |
| python3.10 | Not in release | Needs evaluation | Not in release | Not in release |
| python3.11 | Not in release | Needs evaluation | Not in release | Not in release |
| python3.12 | Needs evaluation | Not in release | Not in release | Not in release |
| python3.13 | Not in release | Not in release | Not in release | Not in release |
| python3.14 | Not in release | Not in release | Not in release | Not in release |
| python3.4 | Not in release | Not in release | Not in release | Not in release |
| python3.5 | Not in release | Not in release | Not in release | Not in release |
| python3.6 | Not in release | Not in release | Not in release | Needs evaluation |
| python3.7 | Not in release | Not in release | Not in release | Needs evaluation |
| python3.8 | Not in release | Not in release | Needs evaluation | Needs evaluation |
| python3.9 | Not in release | Not in release | Needs evaluation | Not in release |
Allows arbitrary filesystem writes outside the extraction directory during extraction with filter="data". You are affected by this vulnerability if using the tarfile module to extract untrusted tar archives using...
12 affected packages
python2.7, python3.10, python3.11, python3.12, python3.13...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| python2.7 | Not in release | Not affected | Not affected | Not affected |
| python3.10 | Not in release | Not affected | — | — |
| python3.11 | Not in release | Not affected | — | — |
| python3.12 | Fixed | Not in release | — | — |
| python3.13 | Not in release | Not in release | — | — |
| python3.14 | Not in release | Not in release | — | — |
| python3.4 | Not in release | Not in release | — | — |
| python3.5 | Not in release | Not in release | — | — |
| python3.6 | Not in release | Not in release | — | Not affected |
| python3.7 | Not in release | Not in release | — | Not affected |
| python3.8 | Not in release | Not in release | Not affected | Not affected |
| python3.9 | Not in release | Not in release | Not affected | — |
When using a TarFile.errorlevel = 0 and extracting with a filter the documented behavior is that any filtered members would be skipped and not extracted. However the actual behavior of TarFile.errorlevel = 0 in affected versions...
12 affected packages
python2.7, python3.10, python3.11, python3.12, python3.13...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| python2.7 | Not in release | Not affected | Not affected | Not affected |
| python3.10 | Not in release | Not affected | — | — |
| python3.11 | Not in release | Not affected | — | — |
| python3.12 | Fixed | Not in release | — | — |
| python3.13 | Not in release | Not in release | — | — |
| python3.14 | Not in release | Not in release | — | — |
| python3.4 | Not in release | Not in release | — | — |
| python3.5 | Not in release | Not in release | — | — |
| python3.6 | Not in release | Not in release | — | Not affected |
| python3.7 | Not in release | Not in release | — | Not affected |
| python3.8 | Not in release | Not in release | Not affected | Not affected |
| python3.9 | Not in release | Not in release | Not affected | — |
Allows the extraction filter to be ignored, allowing symlink targets to point outside the destination directory, and the modification of some file metadata. You are affected by this vulnerability if using the tarfile module...
12 affected packages
python2.7, python3.10, python3.11, python3.12, python3.13...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| python2.7 | Not in release | Not affected | Not affected | Not affected |
| python3.10 | Not in release | Not affected | — | — |
| python3.11 | Not in release | Not affected | — | — |
| python3.12 | Fixed | Not in release | — | — |
| python3.13 | Not in release | Not in release | — | — |
| python3.14 | Not in release | Not in release | — | — |
| python3.4 | Not in release | Not in release | — | — |
| python3.5 | Not in release | Not in release | — | — |
| python3.6 | Not in release | Not in release | — | Not affected |
| python3.7 | Not in release | Not in release | — | Not affected |
| python3.8 | Not in release | Not in release | Not affected | Not affected |
| python3.9 | Not in release | Not in release | Not affected | — |
Allows the extraction filter to be ignored, allowing symlink targets to point outside the destination directory, and the modification of some file metadata. You are affected by this vulnerability if using the tarfile module...
12 affected packages
python2.7, python3.10, python3.11, python3.12, python3.13...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| python2.7 | Not in release | Not affected | Not affected | Not affected |
| python3.10 | Not in release | Not affected | — | — |
| python3.11 | Not in release | Not affected | — | — |
| python3.12 | Fixed | Not in release | — | — |
| python3.13 | Not in release | Not in release | — | — |
| python3.14 | Not in release | Not in release | — | — |
| python3.4 | Not in release | Not in release | — | — |
| python3.5 | Not in release | Not in release | — | — |
| python3.6 | Not in release | Not in release | — | Not affected |
| python3.7 | Not in release | Not in release | — | Not affected |
| python3.8 | Not in release | Not in release | Not affected | Not affected |
| python3.9 | Not in release | Not in release | Not affected | — |
Allows modifying some file metadata (e.g. last modified) with filter="data" or file permissions (chmod) with filter="tar" of files outside the extraction directory. You are affected by this vulnerability if using the...
12 affected packages
python2.7, python3.10, python3.11, python3.12, python3.13...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| python2.7 | Not in release | Not affected | Not affected | Not affected |
| python3.10 | Not in release | Not affected | — | — |
| python3.11 | Not in release | Not affected | — | — |
| python3.12 | Fixed | Not in release | — | — |
| python3.13 | Not in release | Not in release | — | — |
| python3.14 | Not in release | Not in release | — | — |
| python3.4 | Not in release | Not in release | — | — |
| python3.5 | Not in release | Not in release | — | — |
| python3.6 | Not in release | Not in release | — | Not affected |
| python3.7 | Not in release | Not in release | — | Not affected |
| python3.8 | Not in release | Not in release | Not affected | Not affected |
| python3.9 | Not in release | Not in release | Not affected | — |
Some fixes available 10 of 11
There is an issue in CPython when using `bytes.decode("unicode_escape", error="ignore|replace")`. If you are not using the "unicode_escape" encoding or an error handler your usage is not affected. To work-around this issue you may...
12 affected packages
python2.7, python3.10, python3.11, python3.12, python3.13...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| python2.7 | Not in release | Not affected | Not affected | Not affected |
| python3.10 | Not in release | Fixed | Not in release | — |
| python3.11 | Not in release | Fixed | Not in release | — |
| python3.12 | Fixed | Not in release | Not in release | — |
| python3.13 | Not in release | Not in release | Not in release | — |
| python3.14 | Not in release | Not in release | Not in release | — |
| python3.4 | Not in release | Not in release | Not in release | — |
| python3.5 | Not in release | Not in release | Not in release | — |
| python3.6 | Not in release | Not in release | Not in release | Fixed |
| python3.7 | Not in release | Not in release | Not in release | Fixed |
| python3.8 | Not in release | Not in release | Fixed | Fixed |
| python3.9 | Not in release | Not in release | Fixed | — |
Some fixes available 8 of 11
During an address list folding when a separating comma ends up on a folded line and that line is to be unicode-encoded then the separator itself is also unicode-encoded. Expected behavior is that the separating comma remains a...
12 affected packages
python2.7, python3.10, python3.11, python3.12, python3.13...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| python2.7 | Not in release | Not affected | Not affected | Not affected |
| python3.10 | Not in release | Fixed | Not in release | — |
| python3.11 | Not in release | Fixed | Not in release | — |
| python3.12 | Fixed | Not in release | Not in release | — |
| python3.13 | Not in release | Not in release | Not in release | — |
| python3.14 | Not in release | Not in release | Not in release | — |
| python3.4 | Not in release | Not in release | Not in release | — |
| python3.5 | Not in release | Not in release | Not in release | — |
| python3.6 | Not in release | Not in release | Not in release | Fixed |
| python3.7 | Not in release | Not in release | Not in release | Fixed |
| python3.8 | Not in release | Not in release | Fixed | Fixed |
| python3.9 | Not in release | Not in release | Fixed | — |
There is a defect in the CPython standard library module “mimetypes” where on Windows the default list of known file locations are writable meaning other users can create invalid files to cause MemoryError to be raised on Python...
11 affected packages
python2.7, python3.10, python3.11, python3.12, python3.13...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| python2.7 | Not in release | Not affected | Not affected | Not affected |
| python3.10 | Not in release | Not affected | Not in release | — |
| python3.11 | Not in release | Not affected | Not in release | — |
| python3.12 | Not affected | Not in release | Not in release | — |
| python3.13 | Not in release | Not in release | Not in release | — |
| python3.4 | Not in release | Not in release | Not in release | — |
| python3.5 | Not in release | Not in release | Not in release | — |
| python3.6 | Not in release | Not in release | Not in release | Not affected |
| python3.7 | Not in release | Not in release | Not in release | Not affected |
| python3.8 | Not in release | Not in release | Not affected | Not affected |
| python3.9 | Not in release | Not in release | Not affected | — |
Some fixes available 18 of 23
The Python standard library functions `urllib.parse.urlsplit` and `urlparse` accepted domain names that included square brackets which isn't valid according to RFC 3986. Square brackets are only meant to be used as delimiters for...
12 affected packages
pypy3, python2.7, python3.10, python3.11, python3.12...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| pypy3 | Needs evaluation | Needs evaluation | Needs evaluation | — |
| python2.7 | Not in release | Fixed | Fixed | Fixed |
| python3.10 | Not in release | Fixed | Not in release | — |
| python3.11 | Not in release | Fixed | Not in release | — |
| python3.12 | Fixed | Not in release | Not in release | — |
| python3.13 | Not in release | Not in release | Not in release | — |
| python3.4 | Not in release | Not in release | Not in release | — |
| python3.5 | Not in release | Not in release | Not in release | — |
| python3.6 | Not in release | Not in release | Not in release | Fixed |
| python3.7 | Not in release | Not in release | Not in release | Fixed |
| python3.8 | Not in release | Not in release | Fixed | Fixed |
| python3.9 | Not in release | Not in release | Fixed | — |