CVE-2021-30002 — Missing Release of Memory after Effective Lifetime in Kernel

CWE-401 — Missing Release of Memory after Effective LifetimeCWE-772 — Missing Release of Resource after Effective Lifetime15 documents8 sources
Severity
6.2MEDIUMNVD
OSV6.7OSV6.5OSV4.4
EPSS
0.0%
top 91.59%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
10
Linux KernelDebian LinuxDebian Linux+7 more
Timeline
PublishedApr 2
Latest updateFeb 14

Description

An issue was discovered in the Linux kernel before 5.11.3 when a webcam device exists. video_usercopy in drivers/media/v4l2-core/v4l2-ioctl.c has a memory leak for large arguments, aka CID-fb18802a338b.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 2.5 | Impact: 3.6

Affected Packages11 packages

▶NVDlinux/linux_kernel< 5.11.3
▶Debianlinux/linux_kernel< 5.10.24-1+3
▶Ubuntulinux/linux_kernel< 4.15.0-143.147+1
▶debiandebian/linux< linux 5.10.24-1 (bookworm)

Also affects: Debian Linux 9.0

Patches

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

🔴Vulnerability Details

6
GHSA
GHSA-px8m-vh6v-xc52: An issue was discovered in the Linux kernel before 5↗2022-05-24
▶
OSV
linux, linux-aws, linux-azure, linux-gcp, linux-hwe-5.8, linux-kvm, linux-oracle, linux-raspi vulnerabilities↗2021-06-08
▶
OSV
linux-raspi, linux-raspi-5.4 vulnerabilities↗2021-05-19
▶
OSV
linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-kvm, linux-oracle, linux-oracle-5.↗2021-05-11
▶
OSV
linux, linux-aws, lnux-aws-hwe, linux-azure, inux-azure-4.15, linux-dell300x, linux-gcp, linux-hwe, linux-gcp-4.15, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities↗2021-05-11
▶

📋Vendor Advisories

8
Palo Alto
PAN-SA-2024-0001 Informational Bulletin: Impact of OSS CVEs in PAN-OS↗2024-02-14
▶
Ubuntu
Linux kernel vulnerabilities↗2021-06-08
▶
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities↗2021-05-19
▶
Ubuntu
Linux kernel vulnerabilities↗2021-05-11
▶
Ubuntu
Linux kernel vulnerabilities↗2021-05-11
▶