CVE-2021-47454 powerpc/smp: do not decrement idle task preempt count in CPU offline
| Reporter | Title | Published | Views | Family All 41 |
|---|---|---|---|---|
 | CVE-2021-47454 | 22 May 202407:15 | – | attackerkb |
 | Astra Linux – Vulnerability in Linux 5.10 | 15 Oct 202615:53 | – | astralinux |
 | PowerPC arch/powerpc/kernel/smp.c Heap Buffer Overflow DoS | 24 Nov 202500:00 | – | bdu_fstec |
 | Linux Kernel Security Vulnerabilities | 22 May 202400:00 | – | cnnvd |
 | CVE-2021-47454 | 22 May 202406:19 | – | cve |
 | CVE-2021-47454 | 22 May 202406:19 | – | debiancve |
 | kernel security update | 14 Nov 202400:00 | – | oraclelinux |
 | MiracleLinux 9 : kernel-5.14.0-503.11.1.el9_5 (AXSA:2025-9528:03) | 20 Jan 202600:00 | – | nessus |
| Oracle Linux 9 : kernel (ELSA-2024-9315) | 19 Nov 202400:00 | – | nessus |
| Photon OS 4.0: Linux PHSA-2021-4.0-0065 | 22 Jul 202100:00 | – | nessus |
10
[
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"arch/powerpc/kernel/smp.c"
],
"versions": [
{
"version": "bdf4d33e8342b90386156204e1da0cdfdb4bf146",
"lessThan": "53770a411559cf7bc0906d1df319cc533d2f4f58",
"status": "affected",
"versionType": "git"
},
{
"version": "2c669ef6979c370f98d4b876e54f19613c81e075",
"lessThan": "3ea0b497a7a2fff6a4b7090310c9f52c91975934",
"status": "affected",
"versionType": "git"
},
{
"version": "2c669ef6979c370f98d4b876e54f19613c81e075",
"lessThan": "787252a10d9422f3058df9a4821f389e5326c440",
"status": "affected",
"versionType": "git"
},
{
"version": "2b6148ef2bd6d8ddc76e7873114f7769b6aa25f0",
"status": "affected",
"versionType": "git"
},
{
"version": "20a015e948b825afb47855de2efce7cae7c2608f",
"status": "affected",
"versionType": "git"
},
{
"version": "5.10.50",
"lessThan": "5.10.76",
"status": "affected",
"versionType": "semver"
},
{
"version": "5.12.17",
"lessThan": "5.13",
"status": "affected",
"versionType": "semver"
},
{
"version": "5.13.2",
"lessThan": "5.14",
"status": "affected",
"versionType": "semver"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"arch/powerpc/kernel/smp.c"
],
"versions": [
{
"version": "5.14",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.14",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.76",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.14.15",
"lessThanOrEqual": "5.14.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
]Data
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23 May 2026 15:20Current
6.4Medium risk
Vulners AI Score6.4
EPSS0.00225
SSVC