CVE-2021-29265: debian debian_linux

Modified

AliasesUBUNTU-CVE-2021-29265DEBIAN-CVE-2021-29265

Published 26-03-2021Last modified 03-08-2024

Vulnerability summary

CVE-2021-29265 is a medium (CVSS 4.7) vulnerability in debian debian_linux. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 17.5% of scored vulnerabilities.

Priority

Routine

Not severe (CVSS 4.7, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?

CVSS score

4.7/10

010

Medium · v3.1 (NVD)

EPSS score

0.26%

0%100%

Low · 0.00 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits0No public exploits recorded

Timeline

26-03-2021
PublishedVulnerability first disclosed.
03-08-2024
Last modifiedVulnerability information updated.

Description

An issue was discovered in the Linux kernel before 5.11.7. usbip_sockfd_store in drivers/usb/usbip/stub_dev.c allows attackers to cause a denial of service (GPF) because the stub-up sequence has race conditions during an update of the local and shared status, aka CID-9380afd6df70.

CVSS metrics

4 scores · 3 sources · 2 versions

v3.14.7v2.04.7

EPSS trend

Probability

0.26%

Chance of exploitation in the next 30 days

Percentile

18%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.26% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs

CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

CWE-362Concurrent Execution using Shared Resource with Improper SynchronizationThe product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Affected systems

Version check

Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Ubuntu48 products

linuxAll versions (No fix recorded) | < 4.4.0-208.240 | < 4.15.0-143.147 | < 5.4.0-73.82
linux-aws< 4.4.0-1090.94 | < 4.4.0-1126.140 | < 4.15.0-1102.109 | < 5.4.0-1048.50
linux-aws-5.0All versions (No fix recorded)
linux-aws-5.3All versions (No fix recorded)
linux-aws-5.4< 5.4.0-1048.50~18.04.1

linux-aws-fips< 4.15.0-2044.46 | All versions (No fix recorded) | < 5.4.0-1069.73+fips2
linux-aws-hwe< 4.15.0-1102.109~16.04.1
linux-azure< 4.15.0-1114.127~14.04.1 | < 4.15.0-1114.127~16.04.1 | All versions (No fix recorded) | < 5.4.0-1047.49
linux-azure-4.15< 4.15.0-1114.127
linux-azure-5.3All versions (No fix recorded)
linux-azure-5.4< 5.4.0-1047.49~18.04.1
linux-azure-edgeAll versions (No fix recorded)
linux-azure-fips< 4.15.0-2026.29 | All versions (No fix recorded) | < 5.4.0-1073.76+fips1
linux-dell300x< 4.15.0-1018.22
linux-fips< 4.4.0-1060.66 | All versions (No fix recorded) | < 4.15.0-1059.67
linux-gcp< 4.15.0-1099.112~16.04.1 | All versions (No fix recorded) | < 5.4.0-1043.46
linux-gcp-4.15< 4.15.0-1099.112
linux-gcp-5.3All versions (No fix recorded)
linux-gcp-5.4< 5.4.0-1043.46~18.04.1
linux-gcp-edgeAll versions (No fix recorded)
linux-gcp-fipsAll versions (No fix recorded) | < 5.4.0-1067.71~20.04.1
linux-gke< 5.4.0-1043.45
linux-gke-4.15All versions (No fix recorded)
linux-gke-5.4< 5.4.0-1043.45~18.04.1
linux-gkeop< 5.4.0-1015.16
linux-gkeop-5.4< 5.4.0-1015.16~18.04.1
linux-hwe< 4.15.0-143.147~16.04.3 | All versions (No fix recorded)
linux-hwe-5.4< 5.4.0-73.82~18.04.1
linux-hwe-5.8< 5.8.0-53.60~20.04.1
linux-hwe-edgeAll versions (No fix recorded)
linux-intel-iot-realtimeAll versions (No fix recorded)
linux-kvm< 4.4.0-1091.100 | < 4.15.0-1091.93 | < 5.4.0-1039.40
linux-lts-xenial< 4.4.0-208.240~14.04.1
linux-oemAll versions (No fix recorded)
linux-oem-5.10< 5.10.0-1021.22
linux-oem-5.6All versions (No fix recorded)
linux-oracle< 4.15.0-1071.79~16.04.1 | < 4.15.0-1071.79 | < 5.4.0-1045.49
linux-oracle-5.0All versions (No fix recorded)
linux-oracle-5.3All versions (No fix recorded)
linux-oracle-5.4< 5.4.0-1044.47~18.04.1
linux-raspi< 5.4.0-1035.38
linux-raspi-5.4< 5.4.0-1035.38~18.04.1
linux-raspi-realtimeAll versions (No fix recorded)
linux-raspi2< 4.15.0-1085.90 | All versions (No fix recorded)
linux-realtimeAll versions (No fix recorded)
linux-riscvAll versions (No fix recorded)
linux-riscv-5.8< 5.8.0-25.27~20.04.1
linux-snapdragon< 4.15.0-1102.111