CVE-2021-45095 — Sensitive Information Exposure in Linux

CWE-200 — Sensitive Information ExposureCWE-401 — Missing Release of Memory after Effective Lifetime20 documents7 sources
Severity
5.5MEDIUMNVD
OSV7.8OSV7.1OSV6.5OSV4.7
EPSS
0.0%
top 88.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
Linux KernelDebian LinuxDebian Linux+2 more
Timeline
PublishedDec 16
Latest updateApr 13

Description

pep_sock_accept in net/phonet/pep.c in the Linux kernel through 5.15.8 has a refcount leak.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages6 packages

▶Debianlinux/linux_kernel< 5.10.92-1+3
▶Ubuntulinux/linux_kernel< 4.15.0-173.182+2
▶NVDlinux/linux_kernel5.15.8
▶debiandebian/linux< linux 5.15.15-1 (bookworm)

Also affects: Debian Linux 10.0, 11.0, 9.0

Patches

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

🔴Vulnerability Details

9
OSV
linux-bluefield vulnerabilities↗2022-04-13
▶
OSV
linux-azure-5.13, linux-oracle-5.13 vulnerabilities↗2022-04-06
▶
OSV
linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-azure-fde, linux-gcp, linux-gcp-5.4, linux-gke, lnux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-ibm-5.4↗2022-03-22
▶
OSV
linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-hwe, linux-gcp, linux-gcp-4.15, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities↗2022-03-22
▶
OSV
linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities↗2022-03-22
▶

📋Vendor Advisories

10
Ubuntu
Linux kernel (BlueField) vulnerabilities↗2022-04-13
▶
Ubuntu
Linux kernel vulnerabilities↗2022-04-06
▶
Ubuntu
Linux kernel vulnerabilities↗2022-03-22
▶
Ubuntu
Linux kernel vulnerabilities↗2022-03-22
▶
Ubuntu
Linux kernel vulnerabilities↗2022-03-22
▶