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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2402.2 perl security update 14 November 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: perl Publisher: Debian Operating System: Debian GNU/Linux 8 Debian GNU/Linux 9 UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2017-12883 CVE-2017-12837 Original Bulletin: http://www.ubuntu.com/usn/usn-3478-2 Comment: This advisory references vulnerabilities in products which run on platforms other than Debian. It is recommended that administrators running perl check for an updated version of the software for their operating system. Revision History: November 14 2017: Patch released for Ubuntu 12.04 ESM. September 22 2017: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- ========================================================================== Ubuntu Security Notice USN-3478-2 November 13, 2017 perl vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 12.04 ESM Summary: Perl could be made to crash if it received specially crafted input. Software Description: - - perl: Practical Extraction and Report Language Details: USN-3478-1 fixed two vulnerabilities in Perl. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details:  Jakub Wilk discovered that Perl incorrectly handled certain regular  expressions. An attacker could use this issue to cause Perl to crash,  resulting in a denial of service, or possibly execute arbitrary code.  (CVE-2017-12883) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM:  perl                            5.14.2-6ubuntu2.6 In general, a standard system update will make all the necessary changes. References:  https://www.ubuntu.com/usn/usn-3478-2  https://www.ubuntu.com/usn/usn-3478-1  CVE-2017-12883 - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - - ------------------------------------------------------------------------- Debian Security Advisory DSA-3982-1 security@debian.org https://www.debian.org/security/ Salvatore Bonaccorso September 21, 2017 https://www.debian.org/security/faq - - ------------------------------------------------------------------------- Package : perl CVE ID : CVE-2017-12837 CVE-2017-12883 Debian Bug : 875596 875597 Multiple vulnerabilities were discovered in the implementation of the Perl programming language. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2017-12837 Jakub Wilk reported a heap buffer overflow flaw in the regular expression compiler, allowing a remote attacker to cause a denial of service via a specially crafted regular expression with the case-insensitive modifier. CVE-2017-12883 Jakub Wilk reported a buffer over-read flaw in the regular expression parser, allowing a remote attacker to cause a denial of service or information leak. For the oldstable distribution (jessie), these problems have been fixed in version 5.20.2-3+deb8u9. For the stable distribution (stretch), these problems have been fixed in version 5.24.1-3+deb9u2. For the testing distribution (buster), these problems have been fixed in version 5.26.0-8. For the unstable distribution (sid), these problems have been fixed in version 5.26.0-8. We recommend that you upgrade your perl packages. Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: debian-security-announce@lists.debian.org - -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEERkRAmAjBceBVMd3uBUy48xNDz0QFAlnDpOlfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDQ2 NDQ0MDk4MDhDMTcxRTA1NTMxRERFRTA1NENCOEYzMTM0M0NGNDQACgkQBUy48xND z0QrZRAAgOwn5nyHmcm/juHREsQnd/3AuLyS6SQ9rpbQg0IVEndoKBd5NQYcMT/5 Q6gsLlBXYm8u046mD6l/3qQUzy+tdamdw6dCl4fyzMQ2P+awFzC4LrrW6rxK6GPj CwxfbdcSQtHPqYT/HWLWwyvqXUM6DKwjcARhdRc0hLBmQQtQwq0YFsDtAVG8vxna 1F5xkr+B/um9tf7DDgDzibTG1IoZAm7D+aaGk7UOJnW9ZoEbQTpiwz3FRMxzIzxh ZYwKw4E+6in62BYoVRLdcQmdXtxifJH7D60tbr7KBpsf8fhNLHWUTXOyq70sD6Os 3G6/48oTfTbHtuAa1Ek2NupPZrX0S60dH3PzMaFnlTocJQC1u/zQAm3ZlwDFBnZs Moj/iKw5YSq14lia6JmT7Ty5IB3ws5HMMu4f+RXzG/BSUcjIlrJoh7Xe9Tr7GLMJ ocPJdBOayQnjs01dHENd7C/B4tJNXPJLUqD9h/QP5rCpXfZQuPSkQFlkt2K2nSu7 0+aNK9FQK/McQADfVBEk82/gZHlOjOWGKWz6Y2Yqc8cyFEsgY5Y6m5oNT0wOc6T5 fGFgViO4R2IdelNr/PbZVaN/GjxRTX4/Z4rX3/v39fiIwtwImX9YWewPcq4E54MR tlf6BufUsxd5IQos5xcI0fXpxA07cK3a5KxYfLgr7dwG9X3/cAQ= =oqdU - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). 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