The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.
7,647 vulnerabilities with CWE-416
CVE-2021-47318
HIGH
Linux Kernel 5.13-5.13.3 - Use-After-Free in arch_topology scale_freq_data
CVSS 7.8
CVE-2021-47311
HIGH
Linux Kernel 4.9-4.9.277 - Use-After-Free in emac_remove
CVSS 7.8
CVE-2021-47310
HIGH
Linux Kernel 3.10-4.4.276 - Use-After-Free in tlan_remove_one
CVSS 7.8
CVE-2021-47306
HIGH
Linux Kernel < 5.4.135 - Use-After-Free in FDDI fza_probe
CVSS 7.8
CVE-2021-47303
HIGH
Linux Kernel 5.10-5.10.52 - Use-After-Free in BPF Subprogram Poke Descriptor Tracking
CVSS 7.8
CVE-2021-47302
HIGH
Linux Kernel - Use-After-Free in IGC TX Ring Reset
CVSS 7.8
CVE-2021-47301
HIGH
Linux Kernel 4.12-4.14.240 - Use-After-Free in igb TX Ring Descriptor Handling
CVSS 7.8
CVE-2021-47299
MEDIUM
Linux Kernel 5.9-5.13.6 - Use-After-Free in XDP Link Release
CVSS 5.5
CVE-2021-47281
HIGH
Linux Kernel < 5.10.44 - Use-After-Free in ALSA Sequencer Timer
CVSS 7.0
CVE-2021-47280
HIGH
Linux Kernel < 4.14.237 - Use-After-Free in drm_getunique()
CVSS 7.0
CVE-2021-47278
HIGH
Linux Kernel 5.12-5.12.10 - Use-After-Free in MHI PCI Generic Driver Timer Handler
CVSS 7.8
CVE-2021-47259
HIGH
Linux Kernel 4.13-<4.14.237 - Use-After-Free in NFS Client Initialization
CVSS 7.5
CVE-2021-47254
HIGH
Linux Kernel 4.4.181-4.4.273 - Use-After-Free in GFS2 Glock LRU Handling
CVSS 7.8
CVE-2021-47247
HIGH
Linux Kernel - Use-After-Free in mlx5e_rep_neigh_update
CVSS 7.8
CVE-2021-47239
HIGH
Linux Kernel 4.4.271-4.4.273 - Use-After-Free in smsc75xx_bind
CVSS 7.8
CVE-2021-47235
HIGH
Linux Kernel 3.15-4.4.273 - Use-After-Free in ec_bhf_remove
CVSS 7.8
CVE-2021-47232
HIGH
Linux Kernel 5.4-5.4.128 - Use-After-Free in CAN J1939 Session SKB Queue
CVSS 8.4
CVE-2021-47224
MEDIUM
Linux Kernel < 5.4.128 - Use-After-Free in ll_temac TX BD Handling
CVSS 6.2
CVE-2021-47222
HIGH
Linux Kernel 4.11-4.14.238 - Use-After-Free in Bridge VLAN Tunnel Egress
CVSS 7.8
CVE-2021-34976
MEDIUM
Foxit PDF Editor < 10.1.5.37672 and PDF Reader < 11.0.1.49938 - Use-After-Free in PDF File Parsing
CVSS 5.5
CVE-2021-34975
HIGH
Foxit PDF Reader and Editor - Use-After-Free in transitionToState
CVSS 7.8
CVE-2021-34974
HIGH
Foxit PDF Editor and Reader - Use-After-Free in Annotation Object Handling
CVSS 7.8
CVE-2021-34973
MEDIUM
Foxit PDF Editor and Reader - Use-After-Free in PDF File Parser
CVSS 5.5
CVE-2021-34972
MEDIUM
Foxit PDF Reader < 11.0.1.49938 - Use-After-Free in AcroForm Processing
CVSS 5.5
CVE-2021-34969
MEDIUM
Foxit PDF Editor and Reader - Use-After-Free in Annotation Object Handling
CVSS 5.5
Details
Vulnerabilities
7,647
Exploit Likelihood
High