Lucene search
+L
Catalog
Vendors
Products
Timeline
Vulnerabilities
Sources
Documentation
Blog
Glossary
FAQ
Brand assets
Assessment
Agents dashboard
Agent Scanning
API Scanning
Assessment API
Alerts
Email notifications
Webhook notifications
Alerts API
SBOM package analysis
API Reference
Support
Settings
Sign in

PT-2021-1515

🗓️ 19 Jul 2021 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity🔗 dbugs.ptsecurity.com👁 12 Views

Linux kernel fs/seq file overflow enables unprivileged root via >1GB path; upgrade to 5.13.4+

Related
Refs
ReporterTitlePublishedViews
Family
bdu_fstec		The vulnerability of the Btrfs implementation in the Linux operating system is related to the allocation of unlimited memory, which allows a hacker to cause a service failure.
5 Oct 202100:00
–bdu_fstec
bdu_fstec		The vulnerability of the Linux operating system’s Bluetooth Core Specification kernel, related to deficiencies in authentication procedures, allows attackers to gain access to confidential data and compromise its integrity.
27 Oct 202100:00
–bdu_fstec
bdu_fstec		The vulnerability of the mbochs_ioctl function in the samples / vfio-mdev / mbochs.c file of Linux operating system kernels allows a hacker to gain access to protected information.
16 Nov 202100:00
–bdu_fstec
bdu_fstec		The vulnerability of the `detach_capi_ctr` function in the driver `/isdn/capi/kcapi.c` of Linux operating system kernels allows a hacker to cause a service failure.
16 Nov 202100:00
–bdu_fstec
bdu_fstec		The vulnerability in the implementation of the check_map_func_compatibility() function in Linux operating systems allows a malicious actor to exploit their privileges.
18 Nov 202100:00
–bdu_fstec
bdu_fstec		The vulnerability in the implementation of the tipc_crypto_key_rcv() function for the TIPC protocol, which is used for intra-cluster communication in Linux operating systems, allows a attacker to cause a service failure or gain increased privileges.
29 Nov 202100:00
–bdu_fstec
bdu_fstec		The vulnerability of the CMTP module (kernel/net/bluetooth/cmtp) in Linux operating systems allows a hacker to increase their privileges or execute arbitrary code.
9 Dec 202100:00
–bdu_fstec
bdu_fstec		The vulnerability of the mwifiex_usb_recv function (drivers/net/wireless/marvell/mwifiex/usb.c) in the Linux kernel allows a hacker to cause a service failure.
24 Dec 202100:00
–bdu_fstec
bdu_fstec		Vulnerability of the hw_atlUtils_fw_rpc_wait function (drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atlUtils.c) in the Linux kernel, allowing a hacker to execute arbitrary code
24 Dec 202100:00
–bdu_fstec
bdu_fstec		The vulnerability in the implementation of the close() and fget() functions in Linux kernel allows a hacker to cause a service failure or enhance their privileges.
12 Jan 202200:00
–bdu_fstec
Rows per page

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

Book a live demo
02 Sep 2025 00:00Current
8.6High risk
Vulners AI Score8.6
CVSS 3.17.8 - 9.8
CVSS 210
CVSS 37.8 - 8.8
CVSS 48.7
EPSS0.98745
SSVC
linux kernelfilesystem sequence fileinteger overflowout of bounds writeunprivileged userroot escalationlong pathvulnerable versionsupdate 5.13.4
12