RDMA/cma: Fix WARNING in res_to_rt
In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Fix WARNING in res_to_rt syzbot reported a WARN_ON(!res->dev) in res_to_rt() triggered via addr_handler() during asynchronous address resolution: " WARNING: drivers/infiniband/core/restrack.c:138 at res_to_rt+0x1c4/0x230 CPU#1: kworker/u8:4/59 Modules linked in: CPU: 1 UID: 0 PID: 59 Comm: kworker/u8:4 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Compute Engine, BIOS Google 07/24/2026 Workqueue: ib_addr process_one_req RIP: 0010:res_to_rt+0x1c4/0x230 drivers/infiniband/core/restrack.c:138 RSP: 0018:ffffc9000201f850 EFLAGS: 00010293 RAX: ffffffff88d00ce5 RBX: ffff88807f0fd4f8 RCX: ffff88801e6e0000 RDX: 0000000000000000 RSI: ffffffff8fd996f0 RDI: 0000000000000003 RBP: 0000000000000000 R08: ffff88801e6e0000 R09: 000000000000000a R10: 0000000000000009 R11: 0000000000000000 R12: dffffc0000000000 R13: 1ffff1100fe1fa9f R14: 0000000000000000 R15: 0000000000000003 FS: 0000000000000000(0000) GS:ffff888125012000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00001d559c3d2000 CR3: 0000000077c4c000 CR4: 00000000003526f0 Call Trace: rdma_restrack_add+0x5a/0x8a0 drivers/infiniband/core/restrack.c:236 addr_handler+0x41a/0x5a0 drivers/infiniband/core/cma.c:3534 process_one_req+0x2eb/0x540 drivers/infiniband/core/addr.c:624 process_one_work kernel/workqueue.c:3375 [inline] process_scheduled_works+0xc4e/0x1630 kernel/workqueue.c:3458 worker_thread+0xa47/0xfb0 kernel/
CVE-2026-90218
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-90218
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "c5ebaca402f5c5bd61ac8316feb2aa3a0be4d4a8",
"lessThan": "1d7e55ea64dd15769318ba2e0fe0956db82ba3c3",
"versionType": "git"
},
{
"status": "affected",
"version": "cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa",
"lessThan": "39e83bb77fc92344cd62a373b311f096d812e548",
"versionType": "git"
},
{
"status": "affected",
"version": "cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa",
"lessThan": "9c80273d663959504957606b9a24fe901ee2a4a1",
"versionType": "git"
},
{
"status": "affected",
"version": "cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa",
"lessThan": "2a63cb9ea862ac7d947952b497eef6520853538c",
"versionType": "git"
},
{
"status": "affected",
"version": "cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa",
"lessThan": "f72957e0b31f2962f4c1089a9223f1206aa26983",
"versionType": "git"
},
{
"status": "affected",
"version": "cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa",
"lessThan": "544e40805dbb6cfe64916bd4c8b238fec585ac2a",
"versionType": "git"
},
{
"status": "affected",
"version": "cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa",
"lessThan": "64a2bd4cfc16c24f0a0e6321a2fd00ffde3e0a5b",
"versionType": "git"
},
{
"status": "affected",
"version": "cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa",
"lessThan": "c6d1ec4fbe56492bb88987d577f04a5fb6955f26",
"versionType": "git"
},
{
"status": "affected",
"version": "073fdf539d4c022162db3d77a5afca1710f0de2d",
"versionType": "git"
},
{
"status": "affected",
"version": "fa37a461bd6d9ee86e891ba3e4074a450e44c881",
"versionType": "git"
},
{
"status": "affected",
"version": "5.10.37",
"lessThan": "5.10.270",
"versionType": "semver"
},
{
"status": "affected",
"version": "5.11.21",
"lessThan": "5.12",
"versionType": "semver"
},
{
"status": "affected",
"version": "5.12.4",
"lessThan": "5.13",
"versionType": "semver"
}
],
"programFiles": [
"drivers/infiniband/core/cma.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "5.13"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "5.13",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.10.270",
"versionType": "semver",
"lessThanOrEqual": "5.10.*"
},
{
"status": "unaffected",
"version": "5.15.221",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.188",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.157",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.110",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.52",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.6",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/infiniband/core/cma.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-90218
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #36590 · Revision 1
- Added to Heist Feed
- Publisher date