CVE-2019-15666 — Out-of-bounds Read in Kernel

CWE-125 — Out-of-bounds ReadCWE-400 — Uncontrolled Resource Consumption7 documents6 sources
Severity
4.4MEDIUMNVD
EPSS
5.2%
top 10.03%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelDebian LinuxDebian Linux+1 more
Timeline
PublishedAug 27
Latest updateMay 24

Description

An issue was discovered in the Linux kernel before 5.0.19. There is an out-of-bounds array access in __xfrm_policy_unlink, which will cause denial of service, because verify_newpolicy_info in net/xfrm/xfrm_user.c mishandles directory validation.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HExploitability: 0.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel< 5.0.19
▶Debianlinux/linux_kernel< 5.2.6-1+3
▶debiandebian/linux< linux 5.2.6-1 (bookworm)
▶NVDopensuse/leap15.0, 15.1+1

Also affects: Debian Linux 8.0

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-v95m-j7gp-qgr2: An issue was discovered in the Linux kernel before 5↗2022-05-24
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OSV
CVE-2019-15666: An issue was discovered in the Linux kernel before 5↗2019-08-27
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📋Vendor Advisories

2
Red Hat
kernel: out-of-bounds array access in __xfrm_policy_unlink↗2019-08-27
▶
Debian
CVE-2019-15666: linux - An issue was discovered in the Linux kernel before 5.0.19. There is an out-of-bo...↗2019
▶

💬Community

2
Bugzilla
CVE-2019-15666 kernel: out-of-bounds array access in __xfrm_policy_unlink↗2019-08-30
▶
Bugzilla
CVE-2019-15666 kernel: out-of-bounds array access in __xfrm_policy_unlink [fedora-all]↗2019-08-30
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