282 lines
13 KiB
JSON
282 lines
13 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-45846",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2026-05-13T15:03:33.078Z",
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"datePublished": "2026-05-27T09:24:52.122Z",
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"dateUpdated": "2026-11-06T15:42:59.576Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-06-14T17:46:30.495Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbareudp: fix NULL pointer dereference in bareudp_fill_metadata_dst()\n\nbareudp_fill_metadata_dst() passes bareudp->sock to\nudp_tunnel6_dst_lookup() in the IPv6 path without a NULL check.\nThe socket is only created in bareudp_open() and NULLed in\nbareudp_stop(), so calling this function while the device is down\ntriggers a NULL dereference via sock->sk.\n\n BUG: kernel NULL pointer dereference, address: 0000000000000018\n RIP: 0010:udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:160)\n Call Trace:\n <TASK>\n bareudp_fill_metadata_dst (drivers/net/bareudp.c:532)\n do_execute_actions (net/openvswitch/actions.c:901)\n ovs_execute_actions (net/openvswitch/actions.c:1589)\n ovs_packet_cmd_execute (net/openvswitch/datapath.c:700)\n genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)\n genl_rcv_msg (net/netlink/genetlink.c:1209)\n netlink_rcv_skb (net/netlink/af_netlink.c:2550)\n </TASK>\n\nAdd a NULL check returning -ESHUTDOWN, consistent with the xmit paths\nin the same driver."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/net/bareudp.c"
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],
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"versions": [
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{
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"version": "571912c69f0ed731bd1e071ade9dc7ca4aa52065",
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"lessThan": "31e010a106ff6cd8ccac4bfee547fd3fa1015574",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "571912c69f0ed731bd1e071ade9dc7ca4aa52065",
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"lessThan": "55193df8d6d33318435f19572bf5ea47a22eee28",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "571912c69f0ed731bd1e071ade9dc7ca4aa52065",
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"lessThan": "51eef9c072aa3405a6823a96ae666d38a3b48750",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "571912c69f0ed731bd1e071ade9dc7ca4aa52065",
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"lessThan": "a0f4e4e8e0f5e24ddd83e3d1221732621cf34636",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "571912c69f0ed731bd1e071ade9dc7ca4aa52065",
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"lessThan": "35a115a204be08f97450b0389413e218268ef4a2",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "571912c69f0ed731bd1e071ade9dc7ca4aa52065",
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"lessThan": "74a02921c48fcd35a7881956c9e5c52b86595f5d",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "571912c69f0ed731bd1e071ade9dc7ca4aa52065",
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"lessThan": "638905520fc4fae6a80991563f264131545ba3df",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "571912c69f0ed731bd1e071ade9dc7ca4aa52065",
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"lessThan": "aa6c6d9ee064aabfede4402fd1283424e649ca19",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/net/bareudp.c"
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],
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"versions": [
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{
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"version": "5.7",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.7",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.258",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.209",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.175",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.6.141",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.91",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.18.33",
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"lessThanOrEqual": "6.18.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.0.10",
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"lessThanOrEqual": "7.0.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.1",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.7",
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"versionEndExcluding": "5.10.258"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.7",
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"versionEndExcluding": "5.15.209"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.7",
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"versionEndExcluding": "6.1.175"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.7",
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"versionEndExcluding": "6.6.141"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.7",
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"versionEndExcluding": "6.12.91"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.7",
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"versionEndExcluding": "6.18.33"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.7",
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"versionEndExcluding": "7.0.10"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.7",
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"versionEndExcluding": "7.1"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/31e010a106ff6cd8ccac4bfee547fd3fa1015574"
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},
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{
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"url": "https://git.kernel.org/stable/c/55193df8d6d33318435f19572bf5ea47a22eee28"
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},
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{
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"url": "https://git.kernel.org/stable/c/51eef9c072aa3405a6823a96ae666d38a3b48750"
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},
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{
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"url": "https://git.kernel.org/stable/c/a0f4e4e8e0f5e24ddd83e3d1221732621cf34636"
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},
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{
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"url": "https://git.kernel.org/stable/c/35a115a204be08f97450b0389413e218268ef4a2"
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},
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{
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"url": "https://git.kernel.org/stable/c/74a02921c48fcd35a7881956c9e5c52b86595f5d"
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},
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{
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"url": "https://git.kernel.org/stable/c/638905520fc4fae6a80991563f264131545ba3df"
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},
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{
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"url": "https://git.kernel.org/stable/c/aa6c6d9ee064aabfede4402fd1283424e649ca19"
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}
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],
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"title": "bareudp: fix NULL pointer dereference in bareudp_fill_metadata_dst()",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2026-45846",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-11-06T15:42:11.877292Z"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-11-06T15:42:59.576Z"
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}
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}
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]
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}
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} |