CVE-2019-15918 — Out-of-bounds Read in Kernel

CWE-125 — Out-of-bounds Read11 documents7 sources
Severity
7.8HIGHNVD
OSV5.5
EPSS
0.1%
top 72.44%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Linux KernelDebian LinuxCanonical Ubuntu Linux
Timeline
PublishedSep 4
Latest updateMay 24

Description

An issue was discovered in the Linux kernel before 5.0.10. SMB2_negotiate in fs/cifs/smb2pdu.c has an out-of-bounds read because data structures are incompletely updated after a change from smb30 to smb21.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

▶NVDlinux/linux_kernel4.13.5 — 4.14.166+2
▶Debianlinux/linux_kernel< 5.2.6-1+3
▶Ubuntulinux/linux_kernel< 4.15.0-66.75
▶debiandebian/linux< linux 5.2.6-1 (bookworm)

Also affects: Ubuntu Linux 14.04, 16.04, 18.04

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

4
GHSA
GHSA-54gc-9mvf-cqgf: An issue was discovered in the Linux kernel before 5↗2022-05-24
▶
OSV
linux-azure vulnerabilities↗2019-10-23
▶
OSV
linux, linux-aws, linux-aws-hwe, linux-azure, linux-gcp, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities↗2019-10-22
▶
OSV
CVE-2019-15918: An issue was discovered in the Linux kernel before 5↗2019-09-04
▶

📋Vendor Advisories

4
Ubuntu
Linux kernel (Azure) vulnerabilities↗2019-10-23
▶
Ubuntu
Linux kernel vulnerabilities↗2019-10-22
▶
Red Hat
kernel: out-of-bounds read in fs/cifs/smb2pdu.c↗2019-09-04
▶
Debian
CVE-2019-15918: linux - An issue was discovered in the Linux kernel before 5.0.10. SMB2_negotiate in fs/...↗2019
▶

💬Community

2
Bugzilla
CVE-2019-15918 kernel: out-of-bounds read in fs/cifs/smb2pdu.c↗2019-10-10
▶
Bugzilla
CVE-2019-15918 kernel: out-of-bounds read in fs/cifs/smb2pdu.c [fedora-all]↗2019-10-10
▶