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  1. CVEs
  2. CVE-2019-13233
  1. CVEs

CVE-2019-13233

high
  • Information
  • CPEs
  • Plugins

Description

In arch/x86/lib/insn-eval.c in the Linux kernel before 5.1.9, there is a use-after-free for access to an LDT entry because of a race condition between modify_ldt() and a #BR exception for an MPX bounds violation.

References

  • Advisories
  • More

https://www.debian.org/security/2019/dsa-4495

https://usn.ubuntu.com/4118-1/

https://usn.ubuntu.com/4117-1/

https://usn.ubuntu.com/4094-1/

https://usn.ubuntu.com/4093-1/

https://github.com/torvalds/linux/commit/de9f869616dd95e95c00bdd6b0fcd3421e8a4323

https://access.redhat.com/errata/RHSA-2019:3517

https://access.redhat.com/errata/RHSA-2019:3309

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00025.html

https://support.f5.com/csp/article/K13331647?utm_source=f5support&amp%3Butm_medium=RSS

https://security.netapp.com/advisory/ntap-20190806-0001/

https://seclists.org/bugtraq/2019/Aug/13

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=de9f869616dd95e95c00bdd6b0fcd3421e8a4323

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.9

https://bugs.chromium.org/p/project-zero/issues/detail?id=1879

http://packetstormsecurity.com/files/154408/Kernel-Live-Patch-Security-Notice-LSN-0055-1.html

Details

Source: Mitre, NVD

Published: 2019-07-04

Updated: 2023-11-07

Risk Information

CVSS v2

Base Score: 4.4

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00068

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