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CVE-2021-35039
HIGH7.8
Description
kernel/module.c in the Linux kernel before 5.12.14 mishandles Signature Verification, aka CID-0c18f29aae7c. Without CONFIG_MODULE_SIG, verification that a kernel module is signed, for loading via init_module, does not occur for a module.sig_enforce=1 command-line argument.
CVE Details
CVSS v3.1 Score7.8
SeverityHIGH
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack VectorLOCAL
ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
Published7/7/2021
Last Modified11/21/2024
Sourcenvd
Honeypot Sightings0
Affected Products
debian:debian_linuxlinux:linux_kernel
Weaknesses (CWE)
CWE-347
References
http://www.openwall.com/lists/oss-security/2021/07/06/3(cve@mitre.org)
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0c18f29aae7ce3dadd26d8ee3505d07cc982df75(cve@mitre.org)
https://security.netapp.com/advisory/ntap-20210813-0004/(cve@mitre.org)
https://www.openwall.com/lists/oss-security/2021/07/06/3(cve@mitre.org)
http://www.openwall.com/lists/oss-security/2021/07/06/3(af854a3a-2127-422b-91ae-364da2661108)
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.14(af854a3a-2127-422b-91ae-364da2661108)
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0c18f29aae7ce3dadd26d8ee3505d07cc982df75(af854a3a-2127-422b-91ae-364da2661108)
https://github.com/torvalds/linux/commit/0c18f29aae7ce3dadd26d8ee3505d07cc982df75(af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html(af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20210813-0004/(af854a3a-2127-422b-91ae-364da2661108)
https://www.openwall.com/lists/oss-security/2021/07/06/3(af854a3a-2127-422b-91ae-364da2661108)
IOC Correlations
No correlations recorded
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