CVE-2015-8553 Information disclosure in n/a
Guest OS users can read sensitive host kernel memory by manipulating PCI configuration bits, requiring a patch to the Xen hypervisor.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-8553?
CVE-2015-8553 is a medium-severity vulnerability in Redhat Enterprise Linux, published on 13 Apr 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Xen allows guest OS users to obtain sensitive information from uninitialized locations in host OS kernel memory by not enabling memory and I/O decoding control bits. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-0777.
Weakness: CWE-200
Which versions are affected by CVE-2015-8553?
It affects 2 products.
Products include Redhat Enterprise Linux, Xen Xen.
How do I fix CVE-2015-8553?
Apply the vendor's patch.
Is CVE-2015-8553 being exploited?
There is no known exploitation of CVE-2015-8553 in the wild and no public exploit code.
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- CVE-2018-25011 Memory corruption in libwebp
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Sources
Also known as DEBIAN-CVE-2015-8553, GHSA-p4j9-qwcx-6mjj, ROOT-OS-UBUNTU-2204-CVE-2015-8553, ROOT-OS-UBUNTU-2404-CVE-2015-8553, UBUNTU-CVE-2015-8553.