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CVE-2018-15594 (GCVE-0-2018-15594)

Vulnerability from cvelistv5 – Published: 2018-08-20 08:00 – Updated: 2024-08-05 10:01
VLAI
Summary
arch/x86/kernel/paravirt.c in the Linux kernel before 4.18.1 mishandles certain indirect calls, which makes it easier for attackers to conduct Spectre-v2 attacks against paravirtual guests.
Severity
5.5 (Medium)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • n/a
Assigner
References
URL Tags
https://usn.ubuntu.com/3776-1/ vendor-advisoryx_refsource_UBUNTU
https://twitter.com/grsecurity/status/10293244261… x_refsource_MISC
https://usn.ubuntu.com/3776-2/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3777-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3775-1/ vendor-advisoryx_refsource_UBUNTU
https://lists.debian.org/debian-lts-announce/2018… mailing-listx_refsource_MLIST
https://github.com/torvalds/linux/commit/5800dc5c… x_refsource_MISC
https://www.debian.org/security/2018/dsa-4308 vendor-advisoryx_refsource_DEBIAN
https://usn.ubuntu.com/3775-2/ vendor-advisoryx_refsource_UBUNTU
http://www.securityfocus.com/bid/105120 vdb-entryx_refsource_BID
https://cdn.kernel.org/pub/linux/kernel/v4.x/Chan… x_refsource_MISC
http://www.securitytracker.com/id/1041601 vdb-entryx_refsource_SECTRACK
https://usn.ubuntu.com/3777-2/ vendor-advisoryx_refsource_UBUNTU
http://git.kernel.org/cgit/linux/kernel/git/torva… x_refsource_MISC
https://usn.ubuntu.com/3777-3/ vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://access.redhat.com/errata/RHSA-2019:2043 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:2029 vendor-advisoryx_refsource_REDHAT
Date Public
2018-08-20 00:00
Show details on NVD website
To clipboard 

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  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.