CVE-2022-49750
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2022-49750
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49750.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2022-49750
- Downstream
- Published
- 2025-03-27T16:42:59Z
- Modified
- 2025-10-21T10:52:31.949511Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- cpufreq: CPPC: Add u64 casts to avoid overflowing
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
cpufreq: CPPC: Add u64 casts to avoid overflowing
The fields of the _CPC object are unsigned 32-bits values. To avoid overflows while using _CPC's values, add 'u64' casts.
- References
Affected packages
Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected ranges
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced740fcdc2c20ecf855b36b919d7fa1b872b5a7eaeFixed7d596bbc66a52ff2c7a83d7e0ee840cb07e2a045
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced740fcdc2c20ecf855b36b919d7fa1b872b5a7eaeFixedf5f94b9c8b805d87ff185caf9779c3a4d07819e3
Affected versions
v5.*
v5.18
v5.18-rc5
v5.18-rc6
v5.18-rc7
v5.19
v5.19-rc1
v5.19-rc2
v5.19-rc3
v5.19-rc4
v5.19-rc5
v5.19-rc6
v5.19-rc7
v5.19-rc8
v6.*
v6.0
v6.0-rc1
v6.0-rc2
v6.0-rc3
v6.0-rc4
v6.0-rc5
v6.0-rc6
v6.0-rc7
v6.1
v6.1-rc1
v6.1-rc2
v6.1-rc3
v6.1-rc4
v6.1-rc5
v6.1-rc6
v6.1-rc7
v6.1-rc8
v6.1.1
v6.1.2
v6.1.3
v6.1.4
v6.1.5
v6.1.6
v6.1.7
v6.1.8
v6.2-rc1
Database specific
vanir_signatures
[
{
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@f5f94b9c8b805d87ff185caf9779c3a4d07819e3",
"target": {
"file": "drivers/cpufreq/cppc_cpufreq.c"
},
"digest": {
"line_hashes": [
"23324669390543597511384000036792044834",
"104643167321500129206988767080794316779",
"246336817724856398045931376089243449093",
"195862552008781943186616338342982002467",
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"190765702624270982750420867790897196031",
"164443570711421050815208320999142637504",
"184158975526722993694210201123089612610",
"288735957635840939744149494905982273339",
"157495372260830690980141291565743111777"
],
"threshold": 0.9
},
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2022-49750-5a129b81",
"signature_type": "Line"
},
{
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@7d596bbc66a52ff2c7a83d7e0ee840cb07e2a045",
"target": {
"file": "drivers/cpufreq/cppc_cpufreq.c"
},
"digest": {
"line_hashes": [
"23324669390543597511384000036792044834",
"104643167321500129206988767080794316779",
"246336817724856398045931376089243449093",
"195862552008781943186616338342982002467",
"142310333691679622613158372583466402309",
"190765702624270982750420867790897196031",
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"184158975526722993694210201123089612610",
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"157495372260830690980141291565743111777"
],
"threshold": 0.9
},
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2022-49750-70ceacd3",
"signature_type": "Line"
},
{
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@f5f94b9c8b805d87ff185caf9779c3a4d07819e3",
"target": {
"function": "cppc_get_cpu_power",
"file": "drivers/cpufreq/cppc_cpufreq.c"
},
"digest": {
"function_hash": "333885165231787354546846718155210956599",
"length": 1160.0
},
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2022-49750-7690e10e",
"signature_type": "Function"
},
{
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@7d596bbc66a52ff2c7a83d7e0ee840cb07e2a045",
"target": {
"function": "get_perf_level_count",
"file": "drivers/cpufreq/cppc_cpufreq.c"
},
"digest": {
"function_hash": "50111303592112830820751047870266886296",
"length": 386.0
},
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2022-49750-84257e8c",
"signature_type": "Function"
},
{
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@f5f94b9c8b805d87ff185caf9779c3a4d07819e3",
"target": {
"function": "get_perf_level_count",
"file": "drivers/cpufreq/cppc_cpufreq.c"
},
"digest": {
"function_hash": "50111303592112830820751047870266886296",
"length": 386.0
},
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2022-49750-b06bbca9",
"signature_type": "Function"
},
{
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@7d596bbc66a52ff2c7a83d7e0ee840cb07e2a045",
"target": {
"function": "cppc_get_cpu_power",
"file": "drivers/cpufreq/cppc_cpufreq.c"
},
"digest": {
"function_hash": "333885165231787354546846718155210956599",
"length": 1160.0
},
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2022-49750-b2934ed2",
"signature_type": "Function"
}
]