title: Kernel: use after free in nvmet_tcp_free_crypto in nvme
description: A use-after-free vulnerability was found in drivers/nvme/target/tcp.c` in `nvmet_tcp_free_crypto` due to a logical bug in the NVMe/TCP subsystem in the Linux kernel. This issue may allow a malicious user to cause a use-after-free and double-free problem, which may permit remote code execution or lead to local privilege escalation.
problem types: Use After Free
affected:
{
product: Kernel
vendor: n/a
versions:
version: 6.6-rc7, 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: 0:4.18.0-513.9.1.rt7.311.el8_9, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:enterprise_linux:8::nfv, cpe:/a:redhat:enterprise_linux:8::realtime]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-513.9.1.el8_9, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:enterprise_linux:8::baseos, cpe:/a:redhat:enterprise_linux:8::crb]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8
collectionURL: https://access.redhat.com/downloads/content/package-browser/
defaultStatus: unaffected
packageName: kpatch-patch
cpe: cpe:/o:redhat:enterprise_linux:8::baseos
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.2 Advanced Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-193.128.1.el8_2, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:rhel_e4s:8.2::baseos, cpe:/o:redhat:rhel_aus:8.2::baseos, cpe:/o:redhat:rhel_tus:8.2::baseos]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.2 Telecommunications Update Service
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel-rt
defaultStatus: affected
versions:
version: 0:4.18.0-193.128.1.rt13.179.el8_2, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:rhel_tus:8.2::realtime, cpe:/a:redhat:rhel_tus:8.2::nfv]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.2 Telecommunications Update Service
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-193.128.1.el8_2, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:rhel_e4s:8.2::baseos, cpe:/o:redhat:rhel_aus:8.2::baseos, cpe:/o:redhat:rhel_tus:8.2::baseos]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-193.128.1.el8_2, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:rhel_e4s:8.2::baseos, cpe:/o:redhat:rhel_aus:8.2::baseos, cpe:/o:redhat:rhel_tus:8.2::baseos]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions
collectionURL: https://access.redhat.com/downloads/content/package-browser/
defaultStatus: unaffected
packageName: kpatch-patch
cpe: cpe:/o:redhat:rhel_e4s:8.2::baseos
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-305.114.1.el8_4, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:rhel_tus:8.4::baseos, cpe:/o:redhat:rhel_aus:8.4::baseos, cpe:/o:redhat:rhel_e4s:8.4::baseos]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.4 Telecommunications Update Service
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel-rt
defaultStatus: affected
versions:
version: 0:4.18.0-305.114.1.rt7.190.el8_4, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:rhel_tus:8.4::realtime, cpe:/a:redhat:rhel_tus:8.4::nfv]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.4 Telecommunications Update Service
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-305.114.1.el8_4, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:rhel_tus:8.4::baseos, cpe:/o:redhat:rhel_aus:8.4::baseos, cpe:/o:redhat:rhel_e4s:8.4::baseos]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-305.114.1.el8_4, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:rhel_tus:8.4::baseos, cpe:/o:redhat:rhel_aus:8.4::baseos, cpe:/o:redhat:rhel_e4s:8.4::baseos]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions
collectionURL: https://access.redhat.com/downloads/content/package-browser/
defaultStatus: unaffected
packageName: kpatch-patch
cpe: cpe:/o:redhat:rhel_e4s:8.4::baseos
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.6 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
defaultStatus: unaffected
packageName: kpatch-patch
cpe: cpe:/o:redhat:rhel_eus:8.6::baseos
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.6 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-372.87.1.el8_6, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:rhel_eus:8.6::baseos, cpe:/o:redhat:enterprise_linux:8::hypervisor, cpe:/a:redhat:rhel_eus:8.6::crb]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8.8 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
defaultStatus: unaffected
packageName: kpatch-patch
cpe: cpe:/o:redhat:rhel_eus:8.8::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: 0:4.18.0-477.43.1.el8_8, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:rhel_eus:8.8::baseos, cpe:/a:redhat:rhel_eus:8.8::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: 0:5.14.0-362.18.1.el9_3, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:enterprise_linux:9::crb, cpe:/o:redhat:enterprise_linux:9::baseos, cpe:/a:redhat:enterprise_linux:9::nfv, cpe:/a:redhat:enterprise_linux:9::realtime, cpe:/a:redhat:enterprise_linux:9::appstream]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9
collectionURL: https://access.redhat.com/downloads/content/package-browser/
defaultStatus: unaffected
packageName: kpatch-patch
cpe: cpe:/o:redhat:enterprise_linux:9::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: 0:5.14.0-362.18.1.el9_3, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:enterprise_linux:9::crb, cpe:/o:redhat:enterprise_linux:9::baseos, cpe:/a:redhat:enterprise_linux:9::nfv, cpe:/a:redhat:enterprise_linux:9::realtime, cpe:/a:redhat:enterprise_linux:9::appstream]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9.0 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:5.14.0-70.85.1.el9_0, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:rhel_eus:9.0::appstream, cpe:/o:redhat:rhel_eus:9.0::baseos, cpe:/a:redhat:rhel_eus:9.0::crb]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9.0 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel-rt
defaultStatus: affected
versions:
version: 0:5.14.0-70.85.1.rt21.156.el9_0, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:rhel_eus:9.0::nfv, cpe:/a:redhat:rhel_eus:9.0::realtime]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9.0 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
defaultStatus: unaffected
packageName: kpatch-patch
cpe: cpe:/o:redhat:rhel_eus:9.0::baseos
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9.2 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:5.14.0-284.40.1.el9_2, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:rhel_eus:9.2::crb, cpe:/o:redhat:rhel_eus:9.2::baseos, cpe:/a:redhat:rhel_eus:9.2::appstream]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9.2 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel-rt
defaultStatus: affected
versions:
version: 0:5.14.0-284.40.1.rt14.325.el9_2, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/a:redhat:rhel_eus:9.2::realtime, cpe:/a:redhat:rhel_eus:9.2::nfv]
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9.2 Extended Update Support
collectionURL: https://access.redhat.com/downloads/content/package-browser/
defaultStatus: unaffected
packageName: kpatch-patch
cpe: cpe:/o:redhat:rhel_eus:9.2::baseos
}
{
vendor: Red Hat
product: Red Hat Virtualization 4 for Red Hat Enterprise Linux 8
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: kernel
defaultStatus: affected
versions:
version: 0:4.18.0-372.87.1.el8_6, lessThan: *, versionType: rpm, status: unaffected
cpe: [cpe:/o:redhat:rhel_eus:8.6::baseos, cpe:/o:redhat:enterprise_linux:8::hypervisor, cpe:/a:redhat:rhel_eus:8.6::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: affected
}
metrics:
other: [
content: {'value': 'Important', 'namespace': 'https://access.redhat.com/security/updates/classification/'}
type: Red Hat severity rating
]
workarounds: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.