CVE-2022-25368 Information disclosure in n/a
Attackers exploit shared branch history to infer protected information via speculative execution side channels.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-25368?
CVE-2022-25368 is a medium-severity vulnerability in n/a, published on 9 Mar 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Spectre BHB is a variant of Spectre-v2 in which malicious code uses the shared branch history (stored in the CPU BHB) to influence mispredicted branches in the victim's hardware context. Speculation caused by these mispredicted branches can then potentially be used to cause cache allocation, which can then be used to infer information that should be protected.
Which versions are affected by CVE-2022-25368?
It affects 22 products.
Products include Amperecomputing Ampere Altra Firmware, Amperecomputing Ampere Altra Max Firmware, Arm Cortex-A15 Firmware, Arm Cortex-A57 Firmware, Arm Cortex-A65 Firmware, Arm Cortex-A65ae Firmware and 16 more.
How do I fix CVE-2022-25368?
No fix has been published for CVE-2022-25368 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-25368 being exploited?
There is no known exploitation of CVE-2022-25368 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-5257-57v8-vjc5.