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CWE-416

7,752 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 Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.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 (7,752)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Use after free in Import in Google Chrome on iOS prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code via a malicious file. (Chromium security...Show more
Use after free in Import in Google Chrome on iOS prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code via a malicious file. (Chromium security severity: High)Show less
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in GFX in Google Chrome on Mac prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
8.3 HIGH· v3
N/A· v2
Use after free in Chromecast in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security...Show more
Use after free in Chromecast in Google Chrome prior to 150.0.7871.47 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
Jul 2, 2026
Jun 30, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Use after free in Views in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code via a crafted HTML page. (Chromium security sever...Show more
Use after free in Views in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)Show less
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
Use after free in QUIC in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to potentially exploit heap corruption via malicious network traffic. (Chromium security severity: High)
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
9.6 CRITICAL· v3
N/A· v2
Use after free in Touchbar in Google Chrome on Mac prior to 150.0.7871.47 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
9.6 CRITICAL· v3
N/A· v2
Use after free in GPU in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severit...Show more
Use after free in GPU in Google Chrome prior to 150.0.7871.47 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
Jul 2, 2026
Jun 30, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Fullscreen in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: Critical)
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
Use after free in Chromoting in Google Chrome on Windows prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code via malicious network traffic. (Chromium security severity: Critical)
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Ozone in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: Critical)
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
9.6 CRITICAL· v3
N/A· v2
Use after free in Bluetooth in Google Chrome on Mac prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially perform a sandbox escape via a crafted HTML page....Show more
Use after free in Bluetooth in Google Chrome on Mac prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)Show less
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Views in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium s...Show more
Use after free in Views in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)Show less
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Views in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium s...Show more
Use after free in Views in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)Show less
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
10.0 CRITICAL· v3
N/A· v2
Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security sev...Show more
Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)Show less
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
Use after free in Chromoting in Google Chrome on ChromeOS prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code via malicious network traffic. (Chromium security severity: Critical)
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in WebUSB in Google Chrome on Mac prior to 150.0.7871.47 allowed a local attacker to execute arbitrary code via a malicious peripheral. (Chromium security severity: Critical)
1Google
1Chrome
Jul 1, 2026
Jun 30, 2026
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Use after free in GPU in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severit...Show more
Use after free in GPU in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)Show less
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
Use after free in Extensions in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension. (Chromium security...Show more
Use after free in Extensions in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension. (Chromium security severity: Critical)Show less
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-
Jul 2, 2026
Jun 30, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is u...Show more
MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This issue has been fixed in version 1.2.1.Show less
1Zephyrproject
1Zephyr
Jul 6, 2026
Jun 30, 2026
N/A· v4
5.9 MEDIUM· v3
N/A· v2
The asynchronous SNTP client in Zephyr (subsys/net/lib/sntp/sntp.c, sntp_close_async) closed the UDP socket file descriptor directly from the calling thread immediately after detaching it from the network socket service,...Show more
The asynchronous SNTP client in Zephyr (subsys/net/lib/sntp/sntp.c, sntp_close_async) closed the UDP socket file descriptor directly from the calling thread immediately after detaching it from the network socket service, without synchronizing with the socket-service poll thread. The socket service thread polls each socket via zvfs_poll, which (in zsock_poll_prepare_ctx) registers a k_poll_event pointing into the socket's net_context (&ctx->recv_q) and then blocks in k_poll without holding a reference or lock. net_context objects are allocated from a fixed pool (contexts[CONFIG_NET_MAX_CONTEXTS]) and reused after close. When sntp_close_async is invoked from a different thread than the poll thread (in the in-tree consumer subsys/net/lib/config/init_clock_sntp.c, the SNTP timeout handler runs on the system workqueue while the socket service thread is blocked in poll on the same fd), the close frees and may reuse the net_context while the poll thread still has a poller node linked into the freed object, resulting in a use-after-free / object confusion of kernel poll structures. The SNTP timeout path is the normal no-response failure mode, so a network peer or off-path attacker who drops or delays the SNTP/NTP response can drive the racing close repeatedly (and periodically with NET_CONFIG_SNTP_INIT_RESYNC). The most likely consequence is a crash of the networking thread (denial of service), with potential memory corruption when the freed context slot is reallocated. The fix defers the close to the socket service thread itself via net_socket_service_close (NET_SOCKET_SERVICE_CLOSE_SOCKETS), so the same thread that polls performs the close, eliminating the race. Affected releases: v4.2.0 through v4.4.0.Show less