Linux · Security advisory · April 14, 2026
RHSA-2026:19019: python3.14 security update
RHSA-2026:19019, released April 14, 2026, fixes 8 CVEs in python3.14 (version 3.14.4-2.el10_2). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
8
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0072
54th percentile
Priority of the 8 CVEs
Patch now 0
Urgent 0
High 8
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| python3.14 | RHEL 10 | 3.14.4-2.el10_2 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2026-4224 | Stack overflow parsing XML with deeply nested DTD content models | 8.1 | 0.0072 | None reported | |
| High | CVE-2026-6100 | Use-after-free in lzma.LZMADecompressor, bz2.BZ2Decompressor, and gzip.GzipFile after re-use under memory pressure | 9.1 | 0.0058 | None reported | |
| High | CVE-2026-1502 | HTTP client proxy tunnel headers not validated for CR/LF | 8.1 | 0.0056 | None reported | |
| High | CVE-2026-0865 | wsgiref.headers.Headers allows header newline injection | 8.1 | 0.0055 | None reported | |
| High | CVE-2026-3644 | Incomplete control character validation in http.cookies | 8.1 | 0.0051 | None reported | |
| High | CVE-2026-4519 | webbrowser.open() allows leading dashes in URLs | 8.1 | 0.0032 | None reported | |
| High | CVE-2026-2297 | SourcelessFileLoader does not use io.open_code() | 8.1 | 0.0022 | None reported | |
| High | CVE-2026-5713 | Out-of-bounds read/write during remote profiling and asyncio process introspection when connecting to malicious target | 8.1 | 0.0013 | None reported |
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