CVE-2019-18660

Current Description

The Linux kernel before 5.4.1 on powerpc allows Information Exposure because the Spectre-RSB mitigation is not in place for all applicable CPUs, aka CID-39e72bf96f58. This is related to arch/powerpc/kernel/entry_64.S and arch/powerpc/kernel/security.c.

Basic Data

PublishedNovember 27, 2019
Last ModifiedJanuary 28, 2020
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeCWE-200
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:L/AC:M/Au:N/C:P/I:N/A:N
CVSS 2 - Access VectorLOCAL
CVSS 2 - Access ComplexityMEDIUM
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactPARTIAL
CVSS 2 - Availability ImpactNONE
CVSS 2 - Base Score1.9
SeverityLOW
Exploitability Score3.4
Impact Score2.9
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

No data provided.

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3OSLinuxLinux Kernel********5.4.1
  • OR - Configuration 2
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3OSCanonicalUbuntu Linux14.04***esm***
    2.3OSCanonicalUbuntu Linux16.04***lts***
    2.3OSCanonicalUbuntu Linux18.04***lts***
    2.3OSCanonicalUbuntu Linux19.04*******
    2.3OSCanonicalUbuntu Linux19.10*******
    2.3OSFedoraprojectFedora30*******
    2.3OSFedoraprojectFedora31*******
    2.3OSOpensuseLeap15.1*******
    2.3OSRedhatEnterprise Linux6.0*******
    2.3OSRedhatEnterprise Linux7.0*******
    2.3OSRedhatEnterprise Linux8.0*******

Vulnerable Software List

VendorProductVersions
Canonical Ubuntu Linux 14.04, 16.04, 18.04, 19.04, 19.10
Redhat Enterprise Linux 6.0, 7.0, 8.0
Opensuse Leap 15.1
Linux Linux Kernel *
Fedoraproject Fedora 30, 31

References

NameSourceURLTags
openSUSE-SU-2019:2675http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.htmlSUSEThird Party Advisory
http://packetstormsecurity.com/files/155890/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlhttp://packetstormsecurity.com/files/155890/Slackware-Security-Advisory-Slackware-14.2-kernel-UpdateMISCThird Party Advisory VDB Entry
[oss-security] 20191128 CVE-2019-18660: Linux kernel: powerpc: missing Spectre-RSB mitigationhttp://www.openwall.com/lists/oss-security/2019/11/27/1MLISTMailing List Patch Third Party Advisory
RHSA-2020:0174https://access.redhat.com/errata/RHSA-2020:0174REDHATThird Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.1https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.1CONFIRMRelease Notes Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=39e72bf96f5847ba87cc5bd7a3ce0fed813dc9adhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=39e72bf96f5847ba87cc5bMISCPatch Vendor Advisory
FEDORA-2019-b86a7bdba0https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYIFGFEDORAMailing List Third Party Advisory
FEDORA-2019-124a241044https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YWWOOFEDORAThird Party Advisory
20200109 [slackware-security] Slackware 14.2 kernel (SSA:2020-008-01)https://seclists.org/bugtraq/2020/Jan/10BUGTRAQMailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20200103-0001/https://security.netapp.com/advisory/ntap-20200103-0001/CONFIRMThird Party Advisory
USN-4225-1https://usn.ubuntu.com/4225-1/UBUNTUThird Party Advisory
USN-4225-2https://usn.ubuntu.com/4225-2/UBUNTUThird Party Advisory
USN-4226-1https://usn.ubuntu.com/4226-1/UBUNTUThird Party Advisory
USN-4227-1https://usn.ubuntu.com/4227-1/UBUNTUThird Party Advisory
USN-4227-2https://usn.ubuntu.com/4227-2/UBUNTUThird Party Advisory
USN-4228-1https://usn.ubuntu.com/4228-1/UBUNTUThird Party Advisory
USN-4228-2https://usn.ubuntu.com/4228-2/UBUNTUThird Party Advisory
https://www.openwall.com/lists/oss-security/2019/11/27/1https://www.openwall.com/lists/oss-security/2019/11/27/1MISCMailing List Patch Third Party Advisory