{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_security_advisory","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"Security update for rnp","title":"Title of the patch"},{"category":"description","text":"This update for rnp fixes the following issues:\n\n- update to 0.18.1:\n  * CVE-2025-13470: PKESK (public-key encrypted) session keys were\n    generated as all-zero, allowing trivial decryption of messages\n    encrypted with public keys only (boo#1253957, CVE-2025-13402)\n","title":"Description of the patch"},{"category":"details","text":"openSUSE-Leap-16.0-packagehub-32","title":"Patchnames"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security 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Passphrase-based encryption (SKESK packets) is not affected.\n\nRoot cause: Vulnerable session key buffer used in PKESK packet generation.\n\n\n\nThe defect was introduced in commit `7bd9a8dc356aae756b40755be76d36205b6b161a` where initialization \nlogic inside `encrypted_build_skesk()` only randomized the key for the \nSKESK path and omitted it for the PKESK path.","title":"CVE description"}],"product_status":{"recommended":["openSUSE Leap 16.0:librnp0-0.18.1-bp160.1.1.aarch64","openSUSE Leap 16.0:librnp0-0.18.1-bp160.1.1.ppc64le","openSUSE Leap 16.0:librnp0-0.18.1-bp160.1.1.s390x","openSUSE Leap 16.0:librnp0-0.18.1-bp160.1.1.x86_64","openSUSE Leap 16.0:rnp-0.18.1-bp160.1.1.aarch64","openSUSE Leap 16.0:rnp-0.18.1-bp160.1.1.ppc64le","openSUSE Leap 16.0:rnp-0.18.1-bp160.1.1.s390x","openSUSE Leap 16.0:rnp-0.18.1-bp160.1.1.x86_64","openSUSE Leap 16.0:rnp-devel-0.18.1-bp160.1.1.aarch64","openSUSE Leap 16.0:rnp-devel-0.18.1-bp160.1.1.ppc64le","openSUSE Leap 16.0:rnp-devel-0.18.1-bp160.1.1.s390x","openSUSE Leap 16.0:rnp-devel-0.18.1-bp160.1.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2025-13470","url":"https://www.suse.com/security/cve/CVE-2025-13470"},{"category":"external","summary":"SUSE Bug 1253957 for CVE-2025-13470","url":"https://bugzilla.suse.com/1253957"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["openSUSE Leap 16.0:librnp0-0.18.1-bp160.1.1.aarch64","openSUSE Leap 16.0:librnp0-0.18.1-bp160.1.1.ppc64le","openSUSE Leap 16.0:librnp0-0.18.1-bp160.1.1.s390x","openSUSE Leap 16.0:librnp0-0.18.1-bp160.1.1.x86_64","openSUSE Leap 16.0:rnp-0.18.1-bp160.1.1.aarch64","openSUSE Leap 16.0:rnp-0.18.1-bp160.1.1.ppc64le","openSUSE Leap 16.0:rnp-0.18.1-bp160.1.1.s390x","openSUSE Leap 16.0:rnp-0.18.1-bp160.1.1.x86_64","openSUSE Leap 16.0:rnp-devel-0.18.1-bp160.1.1.aarch64","openSUSE Leap 16.0:rnp-devel-0.18.1-bp160.1.1.ppc64le","openSUSE Leap 16.0:rnp-devel-0.18.1-bp160.1.1.s390x","openSUSE Leap 16.0:rnp-devel-0.18.1-bp160.1.1.x86_64"]}],"threats":[{"category":"impact","date":"2025-11-27T12:39:03Z","details":"important"}],"title":"CVE-2025-13470"}]}