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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.2370 ruby-nokogiri security update 16 May 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: ruby-nokogiri Publisher: Debian Operating System: Debian GNU/Linux Resolution: Patch/Upgrade CVE Names: CVE-2022-24836 Original Bulletin: http://www.debian.org/lts/security/2022/dla-3003 Comment: CVSS (Max): 7.5 CVE-2022-24836 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) CVSS Source: NVD Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 - - ------------------------------------------------------------------------- Debian LTS Advisory DLA-3003-1 debian-lts@lists.debian.org https://www.debian.org/lts/security/ Chris Lamb May 13, 2022 https://wiki.debian.org/LTS - - ------------------------------------------------------------------------- Package : ruby-nokogiri Version : 1.6.8.1-1+deb9u2 CVE ID : CVE-2022-24836 Debian Bug : #1009787 It was discovered that there was a potential denial of service attack in ruby-nokogiri, a HTML, XML, SAX etc. parser written in/for the Ruby programming language. This was caused by the use of inefficient regular expressions that were susceptible to excessive backtracking. For Debian 9 "Stretch", this problem has been fixed in version 1.6.8.1-1+deb9u2. We recommend that you upgrade your ruby-nokogiri packages. For the detailed security status of ruby-nokogiri please refer to its security tracker page at: https://security-tracker.debian.org/tracker/ruby-nokogiri Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS - -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEwv5L0nHBObhsUz5GHpU+J9QxHlgFAmJ+lVEACgkQHpU+J9Qx HliDmg/9F9ctpo33nuRd9DRqdaHCtolFKJSPBG4b7c67mSSZB8oSEdC3KFkMGT6u PLPRc9NC8FdeTJvDbwCMuJzkcZu8pzEYaHFgdtuanBUUHLissch38nncdv+ZjRUj hMynD1OUiT/aZQvOo09fvwatFFOcRDZ8zpGzj/NGs/QLJT9BB6tlCPmKY4itsXw+ 3zPEqnpVhbFcJvl66T3T6rhnrD1qMjEh/u3z2gsfeBwHXSJud164utPjYN0PvEUt GVd0Noee28JBtvZQKL29cpN5MOUOmsqCGoDDSUppsSnwonkx/ow+L8ztK2Y74XNK jio2VCRt/7AY+WtzfD96uHAXv6tqzqsoVknQYdQTsovRbNDIA7cbUimhEqGo7NjI RCrEhQ2WOwFTxE+hhYS0FOpPr/0vqsL7z/6iqFUp9oyHkt7HEk7K8GZDPr2+R2WO OI4mfhjghc/HVnLs0B++5WzJkkGN0QGdxx74dL+xzoGsGDd+02FTfwmECn7mOmbL J/7W0SVuIn7KbPieInCwcCRghylAnyPO1Y2zJHfQHFE+KDrwhn3ew6R64BRx1iej seMpYbOi2pvJm8scgF90wdzqj1xAnOFdv+JHkiYvKdj8sZ4tv3Wy3Ww0yxRcB0GT ZrTtLAtNGL12CmNvIQQ2jQaj62Gvgnax90xkIqeYZ8ibqo6ODnw= =8v6/ - -----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). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: https://auscert.org.au/gpg-key/ iQIVAwUBYoG9hMkNZI30y1K9AQiSdxAApnDcKlr5uUvXbGoHzI062QL/jhGNqjnF HEIvilQLn8YRJfoKkU/b4sFYzAj+ODVVE1f01vJwZFNpBaxrVWxzBaTRDzoINJEt BQPHOW6UmOOzUqBS1p5NRvAdZqCl/PAnjNA5UYZswzu65D/bK4LsV2UT1vj+6ihW QH7SxV7HatKksBBfJP5pLVp0fMIfFrfzzNXF1M8OW8KRruhIfN0zcomV/vFiB0m0 Sblk1/KNBVdS6URFDaDyljnPPLpeFSBDb3Z/9ok8GsGP78ZGGIUFFvyOtfW1fWsu pmPz1ApGvofwA/5Et8TtLVEFqKnt4POCENLV4OeNt4FLIlmIz1sxlB19/fsm+ytq yvC5RHpvJINTXonzkCkiQrfVXJw6IP5a+JTyWKOomSfuA2zZhpYUQbthWMq92lp3 oqr/duddPhsETCo24puaTr0l//9EvTv91kKsw1dM3ySlqsB5Z9AZ9mHItXKqivvn EVhxLU4xH6JrHshet80RQd50a9aNeHp3gtOSJu22CvO/1PvHa2vI8AtC9Yj87Y2k Kyk/TbPpAD+X+5BdYZ1bE6PvAPisHTi2zQDi48T5FEk3kFysvaDKyrmHgO+HPLWO 2tYOaLn6/1gszZUjM/mhv0USnds7/x4U2MNBfdn37w6YYTmKFpCHGAOUdFZNGKDl U6rQEBSPVvo= =YXgo -----END PGP SIGNATURE-----