CVE-2018-7480 — Double Free in Kernel

CWE-415 — Double FreeCWE-416 — Use After Free12 documents7 sources
Severity
7.8HIGHNVD
OSV5.5
EPSS
0.1%
top 75.13%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelDebian LinuxCanonical Ubuntu Linux+1 more
Timeline
PublishedFeb 25
Latest updateMay 14

Description

The blkcg_init_queue function in block/blk-cgroup.c in the Linux kernel before 4.11 allows local users to cause a denial of service (double free) or possibly have unspecified other impact by triggering a creation failure.

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_kernel4.1.41 — 4.1.51+3
▶Debianlinux/linux_kernel< 4.11.6-1+3
▶Ubuntulinux/linux_kernel< 4.4.0-127.153
▶debiandebian/linux< linux 4.11.6-1 (bookworm)

Also affects: Debian Linux 9.0, Ubuntu Linux 14.04, 16.04

Patches

Patch: git.kernel.org ↗Patch: github.com ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

5
GHSA
GHSA-7c73-ppwr-83wp: The blkcg_init_queue function in block/blk-cgroup↗2022-05-14
▶
OSV
linux, linux-aws, linux-kvm, vulnerabilities↗2018-05-22
▶
OSV
linux-lts-xenial, linux-aws vulnerabilities↗2018-05-22
▶
OSV
linux-raspi2, linux-snapdragon vulnerabilities↗2018-05-22
▶
OSV
CVE-2018-7480: The blkcg_init_queue function in block/blk-cgroup↗2018-02-25
▶

📋Vendor Advisories

5
Ubuntu
Linux kernel vulnerabilities↗2018-05-22
▶
Ubuntu
Linux kernel (Raspberry Pi 2, Snapdragon) vulnerabilities↗2018-05-22
▶
Ubuntu
Linux kernel (Xenial HWE) vulnerabilities↗2018-05-22
▶
Red Hat
kernel: Double free in block/blk-cgroup.c:blkcg_init_queue() can allow a local user to cause a denial of service↗2018-02-25
▶
Debian
CVE-2018-7480: linux - The blkcg_init_queue function in block/blk-cgroup.c in the Linux kernel before 4...↗2018
▶

💬Community

1
Bugzilla
CVE-2018-7480 kernel: Double free in block/blk-cgroup.c:blkcg_init_queue() can allow a local user to cause a denial of service↗2018-02-27
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