CVE-2021-47600

dm btree remove: fix use after free in rebalance_children()

Severity Score

"-"

*CVSS v-

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

In the Linux kernel, the following vulnerability has been resolved:

dm btree remove: fix use after free in rebalance_children()

Move dm_tm_unlock() after dm_tm_dec().

En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: dm btree remove: corrige el use after free en rebalance_children() Mueve dm_tm_unlock() después de dm_tm_dec().

*Credits: N/A

CVSS Scores

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2024-05-24 CVE Reserved
2024-06-19 CVE Published
2024-08-28 EPSS Updated
2024-11-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (8)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/stable/c/a48f6a2bf33734ec5669ee03067dfb6c5b4818d6	2021-12-22
https://git.kernel.org/stable/c/66ea642af6fd4eacb5d0271a922130fcf8700424	2021-12-22
https://git.kernel.org/stable/c/b03abd0aa09c05099f537cb05b8460c4298f0861	2021-12-22
https://git.kernel.org/stable/c/293f957be5e39720778fb1851ced7f5fba6d51c3	2021-12-22
https://git.kernel.org/stable/c/501ecd90efdc9b2edc6c28852ecd098a4adf8f00	2021-12-22
https://git.kernel.org/stable/c/0e21e6cd5eebfc929ac5fa3b97ca2d4ace3cb6a3	2021-12-22
https://git.kernel.org/stable/c/607beb420b3fe23b948a9bf447d993521a02fbbb	2021-12-22
https://git.kernel.org/stable/c/1b8d2789dad0005fd5e7d35dab26a8e1203fb6da	2021-11-24

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 4.4.296 Search vendor "Linux" for product "Linux Kernel" and version " < 4.4.296"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 4.9.294 Search vendor "Linux" for product "Linux Kernel" and version " < 4.9.294"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 4.14.259 Search vendor "Linux" for product "Linux Kernel" and version " < 4.14.259"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 4.19.222 Search vendor "Linux" for product "Linux Kernel" and version " < 4.19.222"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.4.168 Search vendor "Linux" for product "Linux Kernel" and version " < 5.4.168"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.10.88 Search vendor "Linux" for product "Linux Kernel" and version " < 5.10.88"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.15.11 Search vendor "Linux" for product "Linux Kernel" and version " < 5.15.11"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.16 Search vendor "Linux" for product "Linux Kernel" and version " < 5.16"		en		Affected