CVE-2019-20432

In the Lustre file system before 2.12.3, the mdt module has an out-of-bounds access and panic due to the lack of validation for specific fields of packets sent by a client. mdt_file_secctx_unpack does not validate the value of name_size derived from req_capsule_get_size.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 68%
VendorProductVersion
lustrelustre
𝑥
< 2.12.3
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
lustre
eoan
dne
bionic
dne
xenial
dne
trusty
dne
Common Weakness Enumeration
References
http://lustre.org/
http://wiki.lustre.org/Lustre_2.12.3_Changelog
https://jira.whamcloud.com/browse/LU-12604
https://review.whamcloud.com/#/c/35868/
http://lustre.org/
http://wiki.lustre.org/Lustre_2.12.3_Changelog
https://jira.whamcloud.com/browse/LU-12604
https://review.whamcloud.com/#/c/35868/