{"id":"CLSA-2026-1786477676","summary":"Fix CVE(s): CVE-2026-6949","details":"   * SECURITY UPDATE: out-of-bounds write in the internal DNS server via a\n     TSIG-signed packet using DNS name compression\n     - debian/patches/CVE-2026-6949.patch: record the start offset of each\n       dns_res_rec while pulling it and use the last additional record's\n       offset to truncate the buffer for TSIG verification, instead of\n       subtracting a re-pushed TSIG record length that can exceed the packet\n       and underflow packet_len into a huge memcpy() size\n     - CVE-2026-6949","modified":"2026-10-26T09:31:52.828098860Z","published":"2026-08-11T19:48:07Z","upstream":["CVE-2026-6949"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/debian10els/CLSA-2026-1786477676.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6949"}],"affected":[{"package":{"name":"ctdb","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/ctdb?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"libnss-winbind","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libnss-winbind?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"libpam-winbind","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libpam-winbind?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"libsmbclient","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libsmbclient?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"libsmbclient-dev","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libsmbclient-dev?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"libwbclient-dev","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libwbclient-dev?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"libwbclient0","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libwbclient0?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"python-samba","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/python-samba?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"registry-tools","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/registry-tools?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"samba","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/samba?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"samba-common","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/samba-common?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"samba-common-bin","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/samba-common-bin?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"samba-dev","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/samba-dev?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"samba-dsdb-modules","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/samba-dsdb-modules?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"samba-libs","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/samba-libs?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"samba-testsuite","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/samba-testsuite?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"samba-vfs-modules","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/samba-vfs-modules?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"smbclient","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/smbclient?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}},{"package":{"name":"winbind","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/winbind?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.9.5+dfsg-5+deb10u5+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786477676.json"}}],"schema_version":"1.9.0"}