{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_vex","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":"SUSE CVE-2026-62298","title":"Title"},{"category":"description","text":"mouse07410/asn1c is an ASN.1 compiler. Prior to 1.2.5, `OPEN TYPE` decoding can dereference an unallocated member pointer and crash the consuming program. `OPEN_TYPE_aper_get` in `OPEN_TYPE_aper.c`, `OPEN_TYPE_ber_get` in `OPEN_TYPE_ber.c`, `OPEN_TYPE_oer_get` in `OPEN_TYPE_oer.c`, and `OPEN_TYPE_uper_get` in `OPEN_TYPE_uper.c` share the pattern: a conditional null check on `*memb_ptr2` resets presence only when the member exists, but execution then unconditionally computes an inner value from that pointer and a member offset. If the `OPEN TYPE` member has not been allocated, the null-pointer arithmetic and subsequent read cause a segmentation fault. The advisory demonstrates UPER and APER crashes for `E2connectionUpdateAcknowledge`, notes that `E2AP` uses APER, and provides a BER reproducer; OER is also explicitly identified as affected. This issue is fixed in version 1.2.5.","title":"Description of the CVE"},{"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 Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"CVE-2026-62298","url":"https://www.suse.com/security/cve/CVE-2026-62298"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1289034 for CVE-2026-62298","url":"https://bugzilla.suse.com/1289034"}],"title":"SUSE CVE CVE-2026-62298","tracking":{"current_release_date":"2026-11-03T00:50:42Z","generator":{"date":"2026-11-03T00:50:42Z","engine":{"name":"cve-database.git:bin/generate-csaf-vex.pl","version":"1"}},"id":"CVE-2026-62298","initial_release_date":"2026-11-03T00:50:42Z","revision_history":[{"date":"2026-11-03T00:50:42Z","number":"2","summary":"vulnerabilities added,references added,severity changed from  to moderate"}],"status":"interim","version":"2"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Module for Package Hub 15 SP7","product":{"name":"SUSE Linux Enterprise Module for Package Hub 15 SP7","product_id":"SUSE Linux Enterprise Module for Package Hub 15 SP7","product_identification_helper":{"cpe":"cpe:/o:suse:packagehub:15:sp7"}}},{"category":"product_version","name":"asn1c","product":{"name":"asn1c","product_id":"asn1c","product_identification_helper":{"purl":"pkg:rpm/suse/asn1c@?upstream=asn1c.src.rpm"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"asn1c as component of SUSE Linux Enterprise Module for Package Hub 15 SP7","product_id":"SUSE Linux Enterprise Module for Package Hub 15 SP7:asn1c"},"product_reference":"asn1c","relates_to_product_reference":"SUSE Linux Enterprise Module for Package Hub 15 SP7"}]},"vulnerabilities":[{"cve":"CVE-2026-62298","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2026-62298"}],"notes":[{"category":"general","text":"mouse07410/asn1c is an ASN.1 compiler. Prior to 1.2.5, `OPEN TYPE` decoding can dereference an unallocated member pointer and crash the consuming program. `OPEN_TYPE_aper_get` in `OPEN_TYPE_aper.c`, `OPEN_TYPE_ber_get` in `OPEN_TYPE_ber.c`, `OPEN_TYPE_oer_get` in `OPEN_TYPE_oer.c`, and `OPEN_TYPE_uper_get` in `OPEN_TYPE_uper.c` share the pattern: a conditional null check on `*memb_ptr2` resets presence only when the member exists, but execution then unconditionally computes an inner value from that pointer and a member offset. If the `OPEN TYPE` member has not been allocated, the null-pointer arithmetic and subsequent read cause a segmentation fault. The advisory demonstrates UPER and APER crashes for `E2connectionUpdateAcknowledge`, notes that `E2AP` uses APER, and provides a BER reproducer; OER is also explicitly identified as affected. This issue is fixed in version 1.2.5.","title":"CVE description"}],"product_status":{"known_affected":["SUSE Linux Enterprise Module for Package Hub 15 SP7:asn1c"]},"references":[{"category":"external","summary":"CVE-2026-62298","url":"https://www.suse.com/security/cve/CVE-2026-62298"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1289034 for CVE-2026-62298","url":"https://bugzilla.suse.com/1289034"}],"threats":[{"category":"impact","date":"2026-10-30T21:05:22Z","details":"moderate"}],"title":"CVE-2026-62298"}]}