CVE-2022-50366
What it is
In the Linux kernel, the following vulnerability has been resolved: powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue When value < time_unit, the parameter of ilog2() will be zero and the return value is -1. u64(-1) is too large for shift exponent and then will trigger shift-out-of-bounds: shift exponent 18446744073709551615 is too large for 32-bit type 'int' Call Trace: rapl_compute_time_window_core rapl_write_data_raw set_time_window store_constraint_time_window_us
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 7.1 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Weakness
- CWE-125 · Out-of-bounds read
- Record status
- Modified
Affected
- Linux Kernel < 4.9.331
- Linux Kernel < 4.14.296
- Linux Kernel < 4.19.262
- Linux Kernel < 5.4.220
- Linux Kernel < 5.10.150
- Linux Kernel < 5.15.75
- Linux Kernel < 5.19.17
- Linux Kernel < 6.0.3
Attack profile CVSS 3.1 · 7.1
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-50366.md and follow it. Check whether this project is affected by CVE-2022-50366. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.kernel.org/stable/c/139bbbd01114433b80fe59f5e1330615aadf9752
- https://git.kernel.org/stable/c/1d94af37565e4d3c26b0d63428e093a37d5b4c32
- https://git.kernel.org/stable/c/2d93540014387d1c73b9ccc4d7895320df66d01b
- https://git.kernel.org/stable/c/3eb0ba70376f6ee40fa843fc9cee49269370b0b3
- https://git.kernel.org/stable/c/42f79dbb9514f726ff21df25f09cb0693b0b2445
- https://git.kernel.org/stable/c/49a6ffdaed60f0eb52c198fafebc05994e16e305
- https://git.kernel.org/stable/c/4ebba43384722adbd325baec3a12c572d94488eb
- https://git.kernel.org/stable/c/6216b685b8f48ab7b721a6fd5acbf526b41c13e8
- https://git.kernel.org/stable/c/708b9abe1b4a2f050a483db4b7edfc446b13df1f
References
- https://git.kernel.org/stable/c/139bbbd01114433b80fe59f5e1330615aadf9752
- https://git.kernel.org/stable/c/1d94af37565e4d3c26b0d63428e093a37d5b4c32
- https://git.kernel.org/stable/c/2d93540014387d1c73b9ccc4d7895320df66d01b
- https://git.kernel.org/stable/c/3eb0ba70376f6ee40fa843fc9cee49269370b0b3
- https://git.kernel.org/stable/c/42f79dbb9514f726ff21df25f09cb0693b0b2445
- https://git.kernel.org/stable/c/49a6ffdaed60f0eb52c198fafebc05994e16e305
- https://git.kernel.org/stable/c/4ebba43384722adbd325baec3a12c572d94488eb
- https://git.kernel.org/stable/c/6216b685b8f48ab7b721a6fd5acbf526b41c13e8
- https://git.kernel.org/stable/c/708b9abe1b4a2f050a483db4b7edfc446b13df1f