CVE-2021-47564

CVSS v3 Score
7.8
High

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix double free issue on err path fix error path handling in prestera_bridge_port_join() that cases prestera driver to crash (see below). Trace: Internal error: Oops: 96000044 [#1] SMP Modules linked in: prestera_pci prestera uio_pdrv_genirq CPU: 1 PID: 881 Comm: ip Not tainted 5.15.0 #1 pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : prestera_bridge_destroy+0x2c/0xb0 [prestera] lr : prestera_bridge_port_join+0x2cc/0x350 [prestera] sp : ffff800011a1b0f0 ... x2 : ffff000109ca6c80 x1 : dead000000000100 x0 : dead000000000122 Call trace: prestera_bridge_destroy+0x2c/0xb0 [prestera] prestera_bridge_port_join+0x2cc/0x350 [prestera] prestera_netdev_port_event.constprop.0+0x3c4/0x450 [prestera] prestera_netdev_event_handler+0xf4/0x110 [prestera] raw_notifier_call_chain+0x54/0x80 call_netdevice_notifiers_info+0x54/0xa0 __netdev_upper_dev_link+0x19c/0x380

CVSS:7.8(High)

Double free vulnerability in mshtml.dll for certain versions of Internet Explorer 6.x allows remote attackers to cause a denial of service (application crash) via a malformed GIF image.

CVSS:7.8(High)

In TrustZone in all Android releases from CAF using the Linux kernel, a Double Free vulnerability could potentially exist.

CVSS:7.8(High)

fontconfig before 2.12.1 does not validate offsets, which allows local users to trigger arbitrary free calls and consequently conduct double free attacks and execute arbitrary code via a crafted cache...

CVSS:7.8(High)

Double free vulnerability in the mem_close function in jas_stream.c in JasPer before 1.900.10 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a craf...

CVSS:7.8(High)

In android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, a double free can occur when kmalloc fails to allocate memory for pointers resp/req in t...

CVSS:7.8(High)

In the doGetThumb and getThumbnail functions of MtpServer, there is a possible double free due to not NULLing out a freed pointer. This could lead to an local elevation of privilege enabling code exec...