title: Kernel: vmwgfx: race condition leading to information disclosure vulnerability
description: A race condition vulnerability was found in the vmwgfx driver in the Linux kernel. The flaw exists within the handling of GEM objects. The issue results from improper locking when performing operations on an object. This flaw allows a local privileged user to disclose information in the context of the kernel.
problem types: Exposure of Sensitive Information to an Unauthorized Actor
affected:
{
product: kernel
vendor: n/a
versions:
version: 6.4-rc1, status: unaffected
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel-rt
defaultStatus: affected
versions:
version: 0:4.18.0-513.5.1.rt7.307.el8_9, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:enterprise_linux:8::realtime, cpe:/a:redhat:enterprise_linux:8::nfv]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-513.5.1.el8_9, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:enterprise_linux:8::crb, cpe:/o:redhat:enterprise_linux:8::baseos]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.8 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-477.51.1.el8_8, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:rhel_eus:8.8::crb, cpe:/o:redhat:rhel_eus:8.8::baseos]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:5.14.0-362.8.1.el9_3, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:enterprise_linux:9::baseos, cpe:/a:redhat:enterprise_linux:9::realtime, cpe:/a:redhat:enterprise_linux:9::appstream, cpe:/a:redhat:enterprise_linux:9::nfv, cpe:/a:redhat:enterprise_linux:9::crb]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:5.14.0-362.8.1.el9_3, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:enterprise_linux:9::baseos, cpe:/a:redhat:enterprise_linux:9::realtime, cpe:/a:redhat:enterprise_linux:9::appstream, cpe:/a:redhat:enterprise_linux:9::nfv, cpe:/a:redhat:enterprise_linux:9::crb]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 6
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: unaffected
cpes: cpe:/o:redhat:enterprise_linux:6
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 7
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: unaffected
cpes: cpe:/o:redhat:enterprise_linux:7
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 7
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel-rt
defaultStatus: unaffected
cpes: cpe:/o:redhat:enterprise_linux:7
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel-rt
defaultStatus: affected
cpes: cpe:/o:redhat:enterprise_linux:9
}
{
product: Fedora
vendor: Fedora
collectionURL: https://packages.fedoraproject.org/
packageName: kernel
defaultStatus: unaffected
}
metrics:
other: [
content: {'value': 'Moderate', 'namespace': 'https://access.redhat.com/security/updates/classification/'}
type: Red Hat severity rating
]
workarounds: This flaw can be mitigated by preventing the affected `vmwgfx` kernel module from being loaded. For instructions on how to blacklist a kernel module, please see https://access.redhat.com/solutions/41278.