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CWE-416

9,775 CVEs • Abstraction: Variant • Likelihood of Exploit: High

Use After Free

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 Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.

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CVEs (9,775)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Google
1Chrome
Jun 17, 2026
Jul 29, 2023
N/A· v4
9.6 CRITICAL· v3
N/A· v2
Use after free in WebRTC in Google Chrome prior to 97.0.4692.71 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security sever...Show more
Use after free in WebRTC in Google Chrome prior to 97.0.4692.71 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)Show less
1Google
1Chrome
Jun 17, 2026
Jul 29, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Accessibility in Google Chrome prior to 99.0.4844.51 allowed a remote attacker who convinced a user to engage in specific UI gestures to perform arbitrary read/write via a crafted HTML page. (Chromium s...Show more
Use after free in Accessibility in Google Chrome prior to 99.0.4844.51 allowed a remote attacker who convinced a user to engage in specific UI gestures to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Low)Show less
1Google
1Chrome
Jun 17, 2026
Jul 29, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Base Internals in Google Chrome prior to 101.0.4951.41 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: High)
1Google
1Chrome
Jun 17, 2026
Jul 29, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in UI in Google Chrome prior to 102.0.5005.61 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium)
1Google
1Chrome
Jun 17, 2026
Jul 29, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Media in Google Chrome prior to 103.0.5060.53 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: High)
1Google
1Chrome
Jun 17, 2026
Jul 29, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in DevTools in Google Chrome prior to 91.0.4472.77 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension. (Chromium security sev...Show more
Use after free in DevTools in Google Chrome prior to 91.0.4472.77 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension. (Chromium security severity: Medium)Show less
1Google
1Chrome
Jun 17, 2026
Jul 29, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Blink in Google Chrome prior to 92.0.4515.107 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Hig...Show more
Use after free in Blink in Google Chrome prior to 92.0.4515.107 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: High)Show less
1Google
1Chrome
Jun 17, 2026
Jul 29, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Blink in Google Chrome prior to 93.0.4577.82 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: High)
1Google
1Chrome
Jun 17, 2026
Jul 29, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in ANGLE in Google Chrome prior to 96.0.4664.93 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: High)
1Apple
5Ipados
Iphone OsMacos+2 more
Jun 17, 2026
Jul 28, 2023
N/A· v4
9.8 CRITICAL· v3
N/A· v2
A use-after-free issue was addressed with improved memory management. This issue is fixed in watchOS 9.6, macOS Big Sur 11.7.9, iOS 15.7.8 and iPadOS 15.7.8, macOS Monterey 12.6.8, tvOS 16.6, iOS 16.6 and iPadOS 16.6, ma...Show more
A use-after-free issue was addressed with improved memory management. This issue is fixed in watchOS 9.6, macOS Big Sur 11.7.9, iOS 15.7.8 and iPadOS 15.7.8, macOS Monterey 12.6.8, tvOS 16.6, iOS 16.6 and iPadOS 16.6, macOS Ventura 13.5. An app may be able to execute arbitrary code with kernel privileges.Show less
1Apple
5Ipados
Iphone OsMacos+2 more
Jun 17, 2026
Jul 27, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.6.8, iOS 15.7.8 and iPadOS 15.7.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Big Sur 11.7.9, macOS Ventura 1...Show more
A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.6.8, iOS 15.7.8 and iPadOS 15.7.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Big Sur 11.7.9, macOS Ventura 13.5, watchOS 9.6. An app may be able to execute arbitrary code with kernel privileges.Show less
1Apple
5Ipados
Iphone OsMacos+2 more
Jun 17, 2026
Jul 27, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.6.8, iOS 15.7.8 and iPadOS 15.7.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Big Sur 11.7.9, macOS Ventura 1...Show more
A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.6.8, iOS 15.7.8 and iPadOS 15.7.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Big Sur 11.7.9, macOS Ventura 13.5, watchOS 9.6. An app may be able to execute arbitrary code with kernel privileges.Show less
1Apple
5Ipados
Iphone OsMacos+2 more
Jun 17, 2026
Jul 27, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.6.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Big Sur 11.7.9, macOS Ventura 13.5, watchOS 9.6. An app may b...Show more
A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.6.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Big Sur 11.7.9, macOS Ventura 13.5, watchOS 9.6. An app may be able to execute arbitrary code with kernel privileges.Show less
1Paddlepaddle
1Paddlepaddle
Jun 17, 2026
Jul 26, 2023
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Use after free in paddle.diagonal in PaddlePaddle before 2.5.0. This resulted in a potentially exploitable condition.
1Gnu
1Gdb
Jun 17, 2026
Jul 25, 2023
N/A· v4
5.5 MEDIUM· v3
N/A· v2
GNU gdb (GDB) 13.0.50.20220805-git was discovered to contain a heap use after free via the function add_pe_exported_sym() at /gdb/coff-pe-read.c.
1Envoyproxy
1Envoy
Jun 17, 2026
Jul 25, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12, the CORS filter will segfault and crash Envoy when the `origin` heade...Show more
Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12, the CORS filter will segfault and crash Envoy when the `origin` header is removed and deleted between `decodeHeaders`and `encodeHeaders`. Versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12 have a fix for this issue. As a workaround, do not remove the `origin` header in the Envoy configuration.Show less
1Envoyproxy
1Envoy
Jun 17, 2026
Jul 25, 2023
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12, gRPC access loggers using listener's global scope can cause a `use-af...Show more
Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12, gRPC access loggers using listener's global scope can cause a `use-after-free` crash when the listener is drained. Versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12 have a fix for this issue. As a workaround, disable gRPC access log or stop listener update.Show less
2Linux
Redhat
2Enterprise Linux
Linux Kernel
Nov 7, 2026
Jul 24, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious (too big) networking packet when napi frags is enabled. This flaw allows a local...Show more
An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious (too big) networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system.Show less
3Canonical
LinuxRedhat
3Enterprise Linux
Linux KernelUbuntu Linux
Nov 7, 2026
Jul 24, 2023
N/A· v4
7.1 HIGH· v3
N/A· v2
A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel informat...Show more
A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.Show less
2Qemu
Redhat
2Enterprise Linux
Qemu
Nov 7, 2026
Jul 24, 2023
N/A· v4
6.5 MEDIUM· v3
N/A· v2
A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on the host, resulting in a denial of...Show more
A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on the host, resulting in a denial of service.Show less