Fixed packages 10
| Release | Package | Fixed in |
|---|---|---|
| Red Hat · RHEL 9.0 E4S rhel_e4s:9.0::appstream | python-unversioned-command | 0:3.9.10-4.el9_0.9 |
| Red Hat · RHEL 9.0 E4S rhel_e4s:9.0::appstream | python3-devel | 0:3.9.10-4.el9_0.9 |
| Red Hat · RHEL 9.0 E4S rhel_e4s:9.0::appstream | python3-tkinter | 0:3.9.10-4.el9_0.9 |
| Red Hat · RHEL 9.0 E4S rhel_e4s:9.0::appstream | python3.9-debuginfo | 0:3.9.10-4.el9_0.9 |
| Red Hat · RHEL 9.0 E4S rhel_e4s:9.0::appstream | python3.9-debugsource | 0:3.9.10-4.el9_0.9 |
| Red Hat · RHEL 9.0 E4S rhel_e4s:9.0::baseos | python3 | 0:3.9.10-4.el9_0.9 |
| Red Hat · RHEL 9.0 E4S rhel_e4s:9.0::baseos | python3-libs | 0:3.9.10-4.el9_0.9 |
| Red Hat · RHEL 9.0 E4S rhel_e4s:9.0::baseos | python3.9 | 0:3.9.10-4.el9_0.9 |
| Red Hat · RHEL 9.0 E4S rhel_e4s:9.0::baseos | python3.9-debuginfo | 0:3.9.10-4.el9_0.9 |
| Red Hat · RHEL 9.0 E4S rhel_e4s:9.0::baseos | python3.9-debugsource | 0:3.9.10-4.el9_0.9 |
Vulnerabilities 3
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Medium 6.0
email BytesGenerator header injection due to unquoted newlines
The email module, specifically the "BytesGenerator" class, didn’t properly quote newlines for email headers when serializing an email message allowing for header injection when an email is serialized. This is only applicable if using "LiteralHeader" writing h…
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Medium 5.9
IMAP command injection in user-controlled commands
The imaplib module, when passed a user-controlled command, can have additional commands injected using newlines. Mitigation rejects commands containing control characters.
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Medium 5.9
POP3 command injection in user-controlled commands
The poplib module, when passed a user-controlled command, can have additional commands injected using newlines. Mitigation rejects commands containing control characters.
References
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article
https://access.redhat.com/security/updates/classification/#moderate
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2431368
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2431373
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2432437
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advisory
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_5219.json
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report
https://access.redhat.com/security/cve/CVE-2025-15366
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advisory
https://www.cve.org/CVERecord?id=CVE-2025-15366
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2025-15366
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article
https://github.com/python/cpython/issues/143921
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article
https://github.com/python/cpython/pull/143922
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article
https://mail.python.org/archives/list/security-announce@python.org/thread/DD7C7JZJYTBXMDOWKCEIEBJLBRU64OMR/
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report
https://access.redhat.com/security/cve/CVE-2025-15367
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advisory
https://www.cve.org/CVERecord?id=CVE-2025-15367
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2025-15367
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article
https://github.com/python/cpython/issues/143923
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article
https://github.com/python/cpython/pull/143924
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article
https://mail.python.org/archives/list/security-announce@python.org/thread/CBFBOWVGGUJFSGITQCCBZS4GEYYZ7ZNE/
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report
https://access.redhat.com/security/cve/CVE-2026-1299
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advisory
https://www.cve.org/CVERecord?id=CVE-2026-1299
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-1299
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article
https://cve.org/CVERecord?id=CVE-2024-6923
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article
https://github.com/python/cpython/commit/052e55e7d44718fe46cbba0ca995cb8fcc359413
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article
https://github.com/python/cpython/issues/144125
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article
https://github.com/python/cpython/pull/144126
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article
https://mail.python.org/archives/list/security-announce@python.org/thread/6ZZULGALJTITEAGEXLDJE2C6FORDXPBT/