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CWE-416

8,662 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 Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.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 (8,662)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Google
1Android
Jun 17, 2026
Feb 15, 2024
N/A· v4
7.8 HIGH· v3
N/A· v2
In discovery_thread of Dns64Configuration.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interact...Show more
In discovery_thread of Dns64Configuration.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Show less
1Adobe
4Acrobat
Acrobat DcAcrobat Reader+1 more
Jun 17, 2026
Feb 15, 2024
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by a Use After Free vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mit...Show more
Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by a Use After Free vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.Show less
1Adobe
4Acrobat
Acrobat DcAcrobat Reader+1 more
Jun 17, 2026
Feb 15, 2024
N/A· v4
7.8 HIGH· v3
N/A· v2
Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue r...Show more
Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.Show less
1Adobe
4Acrobat
Acrobat DcAcrobat Reader+1 more
Jun 17, 2026
Feb 15, 2024
N/A· v4
7.8 HIGH· v3
N/A· v2
Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue r...Show more
Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.Show less
1Freebsd
1Freebsd
Jun 17, 2026
Feb 15, 2024
N/A· v4
7.7 HIGH· v3
N/A· v2
The aio_aqueue function, used by the lio_listio system call, fails to release a reference to a credential in an error case. An attacker may cause the reference count to overflow, leading to a use after free (UAF).
1F5
2Nginx Open Source
Nginx Plus
Jun 17, 2026
Feb 14, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module, undisclosed requests can cause NGINX worker processes to terminate. Note: The HTTP/3 QUIC module is not enabled by default and is considered exp...Show more
When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module, undisclosed requests can cause NGINX worker processes to terminate. Note: The HTTP/3 QUIC module is not enabled by default and is considered experimental. For more information, refer to Support for QUIC and HTTP/3 https://nginx.org/en/docs/quic.html . Note: Software versions which have reached End of Technical Support (EoTS) are not evaluatedShow less
1Microsoft
2365 Apps
Office Long Term Servicing Channel
Aug 10, 2026
Feb 13, 2024
N/A· v4
7.8 HIGH· v3
N/A· v2
Microsoft Office OneNote Remote Code Execution Vulnerability
1Microsoft
14Windows 10 1507
Windows 10 1607Windows 10 1809+11 more
Aug 10, 2026
Feb 13, 2024
N/A· v4
8.8 HIGH· v3
N/A· v2
Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability
1Microsoft
9Windows 10 1809
Windows 10 21h2Windows 10 22h2+6 more
Aug 10, 2026
Feb 13, 2024
N/A· v4
6.4 MEDIUM· v3
N/A· v2
Windows USB Generic Parent Driver Remote Code Execution Vulnerability
3Fedoraproject
Opensc ProjectRedhat
3Enterprise Linux
FedoraOpensc
Jun 17, 2026
Feb 12, 2024
N/A· v4
3.4 LOW· v3
N/A· v2
The use-after-free vulnerability was found in the AuthentIC driver in OpenSC packages, occuring in the card enrolment process using pkcs15-init when a user or administrator enrols or modifies cards. An attacker must have...Show more
The use-after-free vulnerability was found in the AuthentIC driver in OpenSC packages, occuring in the card enrolment process using pkcs15-init when a user or administrator enrols or modifies cards. An attacker must have physical access to the computer system and requires a crafted USB device or smart card to present the system with specially crafted responses to the APDUs, which are considered high complexity and low severity. This manipulation can allow for compromised card management operations during enrolment.Show less
1Microsoft
1Azure Uamqp
Jun 17, 2026
Feb 12, 2024
N/A· v4
8.1 HIGH· v3
N/A· v2
The UAMQP is a general purpose C library for AMQP 1.0. During a call to open_get_offered_capabilities, a memory allocation may fail causing a use-after-free issue and if a client called it during connection communication...Show more
The UAMQP is a general purpose C library for AMQP 1.0. During a call to open_get_offered_capabilities, a memory allocation may fail causing a use-after-free issue and if a client called it during connection communication it may cause a remote code execution. Users are advised to update the submodule with commit `30865c9c`. There are no known workarounds for this vulnerability.Show less
1Envoyproxy
1Envoy
Jun 17, 2026
Feb 9, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
Envoy is a high-performance edge/middle/service proxy. Envoy will crash when certain timeouts happen within the same interval. The crash occurs when the following are true: 1. hedge_on_per_try_timeout is enabled, 2. per_...Show more
Envoy is a high-performance edge/middle/service proxy. Envoy will crash when certain timeouts happen within the same interval. The crash occurs when the following are true: 1. hedge_on_per_try_timeout is enabled, 2. per_try_idle_timeout is enabled (it can only be done in configuration), 3. per-try-timeout is enabled, either through headers or configuration and its value is equal, or within the backoff interval of the per_try_idle_timeout. This issue has been addressed in released 1.29.1, 1.28.1, 1.27.3, and 1.26.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.Show less
1Hugin Project
1Hugin
Jun 17, 2026
Feb 9, 2024
N/A· v4
7.8 HIGH· v3
N/A· v2
An issue in the HuginBase::ImageVariable<double>::linkWith function of Hugin v2022.0.0 allows attackers to cause a heap-use-after-free via parsing a crafted image.
2Fedoraproject
Linux
2Fedora
Linux Kernel
Jun 17, 2026
Feb 8, 2024
N/A· v4
4.7 MEDIUM· v3
N/A· v2
A use-after-free flaw was found in the Linux kernel's Memory Management subsystem when a user wins two races at the same time with a fail in the mas_prev_slot function. This issue could allow a local user to crash the sy...Show more
A use-after-free flaw was found in the Linux kernel's Memory Management subsystem when a user wins two races at the same time with a fail in the mas_prev_slot function. This issue could allow a local user to crash the system.Show less
1Jsish
1Jsish
Jun 17, 2026
Feb 7, 2024
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Jsish v3.5.0 (commit 42c694c) was discovered to contain a use-after-free via the SplitChar at ./src/jsiUtils.c.
2Fedoraproject
Google
2Chrome
Fedora
Jun 17, 2026
Feb 7, 2024
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Use after free in Mojo in Google Chrome prior to 121.0.6167.160 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
1Gpac
1Gpac
Jun 17, 2026
Feb 5, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
gpac v2.2.1 was discovered to contain a Use-After-Free (UAF) vulnerability via the dasher_configure_pid function at /src/filters/dasher.c.
1Chendotjs
1Lotos Webserver
Jun 17, 2026
Feb 5, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
Lotos WebServer v0.1.1 was discovered to contain a Use-After-Free (UAF) vulnerability via the response_append_status_line function at /lotos/src/response.c.
1Ireader
1Media Server
Jun 17, 2026
Feb 5, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
media-server v1.0.0 was discovered to contain a Use-After-Free (UAF) vulnerability via the sip_uac_stop_timer function at /uac/sip-uac-transaction.c.
1Ireader
1Media Server
Jun 17, 2026
Feb 5, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
media-server v1.0.0 was discovered to contain a Use-After-Free (UAF) vulnerability via the sip_subscribe_remove function at /uac/sip-uac-subscribe.c.