CVE-2021-3744

Published on: Not Yet Published

Last Modified on: 03/11/2022 03:16:00 PM UTC

CVE-2021-3744

Source: Mitre Source: Nist Print: PDF PDF
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Certain versions of Debian Linux from Debian contain the following vulnerability:

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 CVE-2019-18808.

  • CVE-2021-3744 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 5.5 - MEDIUM

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
LOCAL LOW LOW NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 2.1 - LOW

Access
Vector ⓘ		 Access
Complexity		 Authentication
LOCAL LOW NONE
Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
NONE NONE PARTIAL

CVE References

Description Tags ⓘ Link
[SECURITY] [DLA 2941-1] linux-4.19 security update lists.debian.org
text/html
 URL Logo MLIST [debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update
oss-sec: Disclosure: CVE-2021-3744: crypto: ccp - fix resource leaks in ccp_run_aes_gcm_cmd() seclists.org
text/html
 URL Logo MISC seclists.org/oss-sec/2021/q3/164
Diff - 505d9dcb0f7ddf9d075e729523a33d38642ae680^! - pub/scm/linux/kernel/git/herbert/crypto-2.6 - Git at Google kernel.googlesource.com
text/html
 URL Logo MISC kernel.googlesource.com/pub/scm/linux/kernel/git/herbert/crypto-2.6/+/505d9dcb0f7ddf9d075e729523a33d38642ae680%5E%21/#F0
crypto: ccp - fix resource leaks in ccp_run_aes_gcm_cmd() · torvalds/[email protected] · GitHub github.com
text/html
 URL Logo MISC github.com/torvalds/linux/commit/505d9dcb0f7ddf9d075e729523a33d38642ae680
2000627 – (CVE-2021-3744) CVE-2021-3744 kernel: crypto: ccp - fix resource leaks in ccp_run_aes_gcm_cmd() bugzilla.redhat.com
text/html
 URL Logo MISC bugzilla.redhat.com/show_bug.cgi?id=2000627
Debian -- Security Information -- DSA-5096-1 linux www.debian.org
Depreciated Link
text/html
 URL Logo DEBIAN DSA-5096
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Related QID Numbers

  • 159564 Oracle Enterprise Linux Security Update for Unbreakable Enterprise kernel (ELSA-2021-9564)
  • 159565 Oracle Enterprise Linux Security Update for Unbreakable Enterprise kernel-container (ELSA-2021-9565)
  • 179117 Debian Security Update for linux (DSA 5096-1)
  • 179119 Debian Security Update for linux-4.19 (DLA 2941-1)
  • 198567 Ubuntu Security Notification for Linux kernel (OEM 5.14) Vulnerabilities (USN-5140-1)
  • 198569 Ubuntu Security Notification for Linux kernel (OEM 5.10) Vulnerabilities (USN-5139-1)
  • 198585 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5164-1)
  • 198586 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5162-1)
  • 198587 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5163-1)
  • 198588 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5161-1)
  • 240275 Red Hat Update for kernel-rt (RHSA-2022:1975)
  • 240298 Red Hat Update for kernel security (RHSA-2022:1988)
  • 281972 Fedora Security Update for kernel (FEDORA-2021-ffda3d6fa1)
  • 281973 Fedora Security Update for kernel (FEDORA-2021-9dd76a1ed0)
  • 352869 Amazon Linux Security Advisory for kernel: ALAS2-2021-1719
  • 353142 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.4-2022-009
  • 353153 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.10-2022-007
  • 671219 EulerOS Security Update for kernel (EulerOS-SA-2022-1030)
  • 671225 EulerOS Security Update for kernel (EulerOS-SA-2022-1010)
  • 671268 EulerOS Security Update for kernel (EulerOS-SA-2022-1196)
  • 671288 EulerOS Security Update for kernel (EulerOS-SA-2022-1227)
  • 671304 EulerOS Security Update for kernel (EulerOS-SA-2022-1208)
  • 751214 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3389-1)
  • 751215 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3386-1)
  • 751217 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3387-1)
  • 751223 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3338-1)
  • 751234 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:1357-1)
  • 751235 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3447-1)
  • 751245 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:1365-1)
  • 751437 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3876-1)
  • 751441 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3876-1)
  • 751473 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3969-1)
  • 751476 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3972-1)
  • 900739 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (8917)
  • 940517 AlmaLinux Security Update for kernel (ALSA-2022:1988)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		DebianDebian Linux10.0AllAllAll
Operating
System		DebianDebian Linux9.0AllAllAll
Operating
System		FedoraprojectFedora33AllAllAll
Operating
System		FedoraprojectFedora34AllAllAll
Operating
System		FedoraprojectFedora35AllAllAll
Operating
System		LinuxLinux KernelAllAllAllAll
Operating
System		LinuxLinux Kernel5.15-AllAll
Operating
System		LinuxLinux Kernel5.15rc1AllAll
Operating
System		LinuxLinux Kernel5.15rc2AllAll
Operating
System		LinuxLinux Kernel5.15rc3AllAll
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*:
  • cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*:
  • cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:5.15:-:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @oss_security Disclosure: CVE-2021-3744: crypto: ccp - fix resource leaks in ccp_run_aes_gcm_cmd(): Posted by Marcus Meissner on… twitter.com/i/web/status/1… 2021-09-14 16:16:32
Twitter Icon @omokazuki SIOSセキュリティブログを更新しました。 Linux Kernelの脆弱性(Moderate: CVE-2021-3744) #sios_tech #security #vulnerability #セキュリティ #脆弱性… twitter.com/i/web/status/1… 2021-09-14 21:00:43
Twitter Icon @softek_jp Linux Kernel の AMD CCP ドライバの処理にサービスを妨害される問題 (CVE-2021-3744) [40417] sid.softek.jp/content/show/4… #SIDfm #脆弱性情報 2021-11-05 06:31:12
Twitter Icon @management_sun SUSE.linux kernelに複数の脆弱性 -4/6 CVE-2021-3753 CVE-2021-3752 CVE-2021-3744 CVE-2021-3732 CVE-2021-3715 CVE-2021-3679 C… twitter.com/i/web/status/1… 2021-12-03 01:35:01
Twitter Icon @CVEreport CVE-2021-3744 : A memory leak flaw was found in the #Linux #kernel in the ccp_run_aes_gcm_cmd function in drivers… twitter.com/i/web/status/1… 2022-03-04 16:06:51
Reddit Logo Icon /r/netcve CVE-2021-3744 2022-03-04 17:38:28
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