01 March 2023
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2023.1270 kpatch-patch security update 1 March 2023 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: kpatch-patch Publisher: Red Hat Operating System: Red Hat Resolution: Patch/Upgrade CVE Names: CVE-2022-4378 Original Bulletin: https://access.redhat.com/errata/RHSA-2023:0945 Comment: CVSS (Max): 7.8 CVE-2022-4378 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) CVSS Source: Red Hat Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2023:0945-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:0945 Issue date: 2023-02-28 CVE Names: CVE-2022-4378 ===================================================================== 1. Summary: An update for kpatch-patch is now available for Red Hat Enterprise Linux 7.7 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Server E4S (v. 7.7) - ppc64le, x86_64 3. Description: This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Security Fix(es): * kernel: stack overflow in do_proc_dointvec and proc_skip_spaces (CVE-2022-4378) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 2152548 - CVE-2022-4378 kernel: stack overflow in do_proc_dointvec and proc_skip_spaces 6. Package List: Red Hat Enterprise Linux Server E4S (v. 7.7): Source: kpatch-patch-3_10_0-1062_68_1-1-1.el7.src.rpm kpatch-patch-3_10_0-1062_70_1-1-1.el7.src.rpm ppc64le: kpatch-patch-3_10_0-1062_68_1-1-1.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_68_1-debuginfo-1-1.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_70_1-1-1.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_70_1-debuginfo-1-1.el7.ppc64le.rpm x86_64: kpatch-patch-3_10_0-1062_68_1-1-1.el7.x86_64.rpm kpatch-patch-3_10_0-1062_68_1-debuginfo-1-1.el7.x86_64.rpm kpatch-patch-3_10_0-1062_70_1-1-1.el7.x86_64.rpm kpatch-patch-3_10_0-1062_70_1-debuginfo-1-1.el7.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2022-4378 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <email@example.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2023 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBY/3zwNzjgjWX9erEAQgckw/7B9elFpmuesMfyPfX2TOojH8y3cplE1Bl MkYwIDtD1hsuQPs+CyAczXmybgFA2E+Lruldm9MI3qcyKkQDUjsKUTyO+OKqPQz/ TgohO3q04tg/uEMGod96pcj5gn+/wddXzMH69tWLkAGlj+IS7vaj1zcCzpqoRkBL Ld4QCi4lAZcByXn8KZpcqT8SUJhhCHcSwJjgjBiiWlMuh1BQpTcnaOU+YSRUK7ox e/eRn3KzkXf0mEp648t6SLs74IFrmlgtswUGZYxRGVBZnm9U1hl8uIFOMZNeekKf TL2K+r2KwcFEOAr1q2oVaaqgNyr1r/P094rZqUtdah80gu8xnaH2nXV7pjOH2xy8 oorD/XpbZyg6/3XZwKRGMVJkcyqBaUiNy9I85qi0kffk52rQWjP88TKPM9Nq5S2T ZkmLOgTNelWNsv10KwR87K+rg9+F+GlFTEtGwUOcmlLEVwd+cAJb6HAXJrBULXCA 5WNQacQtJ4JQ6iSaZfNRDfsHk44cXzeSMpyKDqZUlaVsZaq4BtgHMRfnSNLnw1k1 N2rsmA2Dp6+CHY4nStTOsFIqCqh7HHqVLxUxIoGegwTdzbD59EdCICiIOj9bUJDL 62urASH/uAxCFMFPaAx2JefEZkwCzPYJVTxoejFnESSkkxJ5rIrxiz05HgNVkA/g SfHzKU8H41E= =xuoe - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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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: email@example.com 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/ iQIVAwUBY/6ZYskNZI30y1K9AQilzhAAhWu2A4dDgQnLyU18zwZo6CEwc4Xkc23j 5Julx8NI9N3en1UOxFhvJNMTi64UmE7AlWTf0mBf7OBQC/AdvauDckhRX8m7c5yy FE6l7bBQKJIo5164JjTquUEtmRnWsSdaxadB7JJ3kfpKFkFzN6ZlVaph5P5WHa++ zTvjpyOTLE3tqIK66c4pr3fo8yLD63++v4KX/5GwI2yUJGWd6ImXoPuCr1+2P+MH FNNOSVWNcYqkOvoPxsPo2PvooJGvST+c0EpJNjYSULIJ/ylfk/aEA05s1FIZmnle JsncrvIV9Hm5/UtkZsmKhuCHInOBH719zZl1itb3CcmcBS8fryGnqQbJoYx55iE2 xz9X2YxaEJY4TAabRMePrb8DNevfgOAPaCR75D+7QUM2g0+h1iAwZ1VygUrENw6D bZl0NXmLIOguIakrRNm0Fd08ZsXcwlbf2rUJKQqoTLKNOCco1ixnhrRhW7OUxEXZ fUGDARCPOE3yzwEZgEFw7+gipA+w2vqxyNEbcw2ijC+gNI9nJrVPCntXb0pOE95a 9isz18qdUXzhgYHdOrwsdYMMBp8b6BqhSMrkktlZYpiyfP3SdhIEUMEcahLLBmhp eOb1ojsRoIc6MKoogx8jOZJ+6NJeO0YUED4aR/V+Jk9CEB1Ci/0FGlxTKj3f9ax7 ekkvNHURZbs= =fcKE -----END PGP SIGNATURE-----