Vulnerability in Linux Linux_kernel
CVE-2021-3744
A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops.c, which allows attackers to cause a denial of service (memory consumption). This vulnerability is similar with the older…
EPSS: 0.005 (40.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel — versions 5.15
- Oracle Communications_cloud_native_core_binding_support_function — versions 22.1.3
- Oracle Communications_cloud_native_core_network_exposure_function — versions 22.1.1
- Oracle Communications_cloud_native_core_policy — versions 22.2.0
- Debian Debian_linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 33, 34, 35
- Redhat Build_of_quarkus — versions 2.0
- Redhat Codeready_linux_builder — versions 8.0
- Redhat Codeready_linux_builder_eus — versions 8.6
- Redhat Codeready_linux_builder_for_power_little_endian — versions 8.0
Weakness classification (CWE)
References
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Exploit, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (Exploit, Patch, Mailing List, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Patch, Mailing List, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
Frequently asked questions
- What is CVE-2021-3744?
- CVE-2021-3744 is a medium-severity vulnerability in Linux Linux_kernel, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2022-03-04.
- How severe is CVE-2021-3744?
- Medium severity. CVSS v3 base score is 5.5 out of 10.