octeontx2-af: npc: Fix size of entry2cntr_map
In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: npc: Fix size of entry2cntr_map KASAN prints below splat. This is caused by allocating counter for reserved mcam entry for cpt 2nd pass entry. But mcam->entry2cntr_map is not allocated for reserved entries. BUG: KASAN: slab-out-of-bounds in npc_map_mcam_entry_and_cntr+0xb0/0x1a0 Write of size 2 at addr ffff0001033e7ffe by task kworker/0:1/14 CPU: 0 PID: 14 Comm: kworker/0:1 Not tainted 6.1.67 #1 Hardware name: Marvell CN106XX board (DT) Workqueue: events work_for_cpu_fn Call trace: dump_backtrace.part.0+0xe4/0xf0 show_stack+0x18/0x30 dump_stack_lvl+0x88/0xb4 print_report+0x154/0x458 kasan_report+0xb8/0x194 __asan_store2+0x7c/0xa0 npc_map_mcam_entry_and_cntr+0xb0/0x1a0 rvu_mbox_handler_npc_mcam_write_entry+0x268/0x280 npc_install_flow+0x840/0xfe0 rvu_npc_install_cpt_pass2_entry+0x138/0x190 rvu_nix_init+0x148c/0x2880 rvu_probe+0x1800/0x30b0 local_pci_probe+0x78/0xe0 work_for_cpu_fn+0x30/0x50 process_one_work+0x4cc/0x97c worker_thread+0x360/0x630 kthread+0x1a0/0x1b0 ret_from_fork+0x10/0x20
CVE-2026-80629
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-2026-80629
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": "55307fcb925846d760ed80f4a8359dd4331c52bd",
"lessThan": "30e5ee98e86ad47c76695458987097e849d0611a",
"versionType": "git"
},
{
"status": "affected",
"version": "55307fcb925846d760ed80f4a8359dd4331c52bd",
"lessThan": "de8e3a4004c5df9461974352e9d7ff0f8313c508",
"versionType": "git"
},
{
"status": "affected",
"version": "55307fcb925846d760ed80f4a8359dd4331c52bd",
"lessThan": "1d072cc3ba4338d6b2acb85d50a3af5cf2b12a3e",
"versionType": "git"
},
{
"status": "affected",
"version": "55307fcb925846d760ed80f4a8359dd4331c52bd",
"lessThan": "2477c523c6e69733d51101ae9bd2dfc0a054b13d",
"versionType": "git"
},
{
"status": "affected",
"version": "55307fcb925846d760ed80f4a8359dd4331c52bd",
"lessThan": "f9cd6fabe0e7c7f6fc30c6c192c7ed72aba37232",
"versionType": "git"
}
],
"programFiles": [
"drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "5.11"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "5.11",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.6.160",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.97",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.40",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.1.5",
"versionType": "semver",
"lessThanOrEqual": "7.1.*"
},
{
"status": "unaffected",
"version": "7.2",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-80629
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #46614 · Revision 1
- Added to Heist Feed
- Publisher date