drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Denial of Service in Pygments
Name: |
Denial of Service in Pygments |
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ID: |
USN-4885-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 20.10 |
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Datum: |
Mo, 22. März 2021, 23:09 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20270 |
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Applikationen: |
Pygments |
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Originalnachricht |
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============2343717225092885688== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="7DrEuRliyLikemmZeZvSJTaX7wSfLt4Iu"
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --7DrEuRliyLikemmZeZvSJTaX7wSfLt4Iu Content-Type: multipart/mixed; boundary="SrvC3xZqkz8cPyUiMBipUH35FLBY5ins8"; protected-headers="v1" From: Marc Deslauriers <marc.deslauriers@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: "ubuntu-security-announce@lists.ubuntu.com" <ubuntu-security-announce@lists.ubuntu.com> Message-ID: <a3f24103-fe9c-131b-dd85-fbcbba3f0a57@canonical.com> Subject: [USN-4885-1] Pygments vulnerability
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========================================================================== Ubuntu Security Notice USN-4885-1 March 22, 2021
pygments vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.10 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS
Summary:
pygments could be made to hang if it opened a specially crafted file.
Software Description: - pygments: Generic syntax highlighter
Details:
It was discovered that Pygments incorrectly handled parsing SML files. If a user or automated system were tricked into parsing a specially crafted SML file, a remote attacker could cause Pygments to hang, resulting in a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.10: python3-pygments 2.3.1+dfsg-4ubuntu0.1
Ubuntu 20.04 LTS: python-pygments 2.3.1+dfsg-1ubuntu2.1 python3-pygments 2.3.1+dfsg-1ubuntu2.1
Ubuntu 18.04 LTS: python-pygments 2.2.0+dfsg-1ubuntu0.1 python3-pygments 2.2.0+dfsg-1ubuntu0.1
Ubuntu 16.04 LTS: python-pygments 2.1+dfsg-1ubuntu0.1 python3-pygments 2.1+dfsg-1ubuntu0.1
In general, a standard system update will make all the necessary changes.
References: https://ubuntu.com/security/notices/USN-4885-1 CVE-2021-20270
Package Information: https://launchpad.net/ubuntu/+source/pygments/2.3.1+dfsg-4ubuntu0.1 https://launchpad.net/ubuntu/+source/pygments/2.3.1+dfsg-1ubuntu2.1 https://launchpad.net/ubuntu/+source/pygments/2.2.0+dfsg-1ubuntu0.1 https://launchpad.net/ubuntu/+source/pygments/2.1+dfsg-1ubuntu0.1
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