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CVE-2021-27365 Detail

Description

An issue was discovered in the Linux kernel through 5.11.3. Certain iSCSI data structures do not have appropriate length constraints or checks, and can exceed the PAGE_SIZE value. An unprivileged user can send a Netlink message that is associated with iSCSI, and has a length up to the maximum length of a Netlink message.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html Third Party Advisory  VDB Entry 
http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html Third Party Advisory  VDB Entry 
https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html Exploit  Third Party Advisory 
https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html Exploit  Third Party Advisory 
https://bugzilla.suse.com/show_bug.cgi?id=1182715 Issue Tracking  Third Party Advisory 
https://bugzilla.suse.com/show_bug.cgi?id=1182715 Issue Tracking  Third Party Advisory 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ec98ea7070e94cc25a422ec97d1421e28d97b7ee Mailing List  Patch  Vendor Advisory 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ec98ea7070e94cc25a422ec97d1421e28d97b7ee Mailing List  Patch  Vendor Advisory 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f9dbdf97a5bd92b1a49cee3d591b55b11fd7a6d5 Mailing List  Patch  Vendor Advisory 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f9dbdf97a5bd92b1a49cee3d591b55b11fd7a6d5 Mailing List  Patch  Vendor Advisory 
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html Mailing List  Third Party Advisory 
https://security.netapp.com/advisory/ntap-20210409-0001/ Third Party Advisory 
https://security.netapp.com/advisory/ntap-20210409-0001/ Third Party Advisory 
https://www.openwall.com/lists/oss-security/2021/03/06/1 Mailing List  Third Party Advisory 
https://www.openwall.com/lists/oss-security/2021/03/06/1 Mailing List  Third Party Advisory 
https://www.oracle.com/security-alerts/cpuoct2021.html Patch  Third Party Advisory 
https://www.oracle.com/security-alerts/cpuoct2021.html Patch  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

11 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-27365
NVD Published Date:
03/07/2021
NVD Last Modified:
11/21/2024
Source:
MITRE