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Vulnerability Intelligence

CVE-2019-18660

MEDIUM4.7

The Linux kernel before 5

Published Nov 27, 2019

Modified 1 years ago

No fix available

Details

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.

References

ADVISORYhttp://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html WEBhttp://packetstormsecurity.com/files/155890/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html WEBhttp://www.openwall.com/lists/oss-security/2019/11/27/1 ADVISORYhttps://access.redhat.com/errata/RHSA-2020:0174 WEBhttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.1 WEBhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=39e72bf96f5847ba87cc5bd7a3ce0fed813dc9ad ADVISORYhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LYIFGYEDQXP5DVJQQUARQRK2PXKBKQGY/ADVISORYhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YWWOOJKZ4NQYN4RMFIVJ3ZIXKJJI3MKP/WEBhttps://seclists.org/bugtraq/2020/Jan/10 WEBhttps://security.netapp.com/advisory/ntap-20200103-0001/ADVISORYhttps://usn.ubuntu.com/4225-1/ADVISORYhttps://usn.ubuntu.com/4225-2/ADVISORYhttps://usn.ubuntu.com/4226-1/ADVISORYhttps://usn.ubuntu.com/4227-1/ADVISORYhttps://usn.ubuntu.com/4227-2/ADVISORYhttps://usn.ubuntu.com/4228-1/ADVISORYhttps://usn.ubuntu.com/4228-2/ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2019-18660 WEBhttps://www.openwall.com/lists/oss-security/2019/11/27/1

CVSS Analysis

CVSS v3.1

4.7

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

HighAC:H

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

NoneI:N

Availability

NoneA:N

4.7/CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Ecosystems

Timeline

PublishedNov 27, 2019

ModifiedAug 5, 2024

CVE-2019-18660 | Mondoo Vulnerability Intelligence