CWE-457— Use of Uninitialized Variable
The code uses a variable that has not been initialized, leading to unpredictable or unintended results.— MITRE CWE catalog
290 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-457page 3 of 6
- CVE-2026-76919HIGHCVSS 7.5EG 7.52026-08-19
ESS protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service
- CVE-2026-9963HIGHCVSS 7.5EG 7.52026-05-28
Uninitialized Use in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium securit…
- CVE-2026-43055HIGHCVSS 7.5EG 7.52026-05-01
In the Linux kernel, the following vulnerability has been resolved: scsi: target: file: Use kzalloc_flex for aio_cmd The target_core_file doesn't initialize the aio_cmd->iocb for the ki_write_stream. When a write command fd_execute_rw_ai…
- CVE-2025-64181HIGHCVSS 7.5EG 7.52025-11-10
OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.5 and 3.4.0 through 3.4.2, while fuzzing `openexr_exrcheck_fuzze…
- CVE-2025-58071HIGHCVSS 7.5EG 7.52025-10-15
When IPsec is configured on the BIG-IP system, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- CVE-2025-59348HIGHCVSS 7.5EG 7.52025-09-17
Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.1.0, the processPieceFromSource method does not update the structure’s usedTraffic field, because an uninitialized variable n is used as a …
- CVE-2025-0081HIGHCVSS 7.5EG 7.52025-08-26
In dng_lossless_decoder::HuffDecode of dng_lossless_jpeg.cpp, there is a possible way to cause a crash due to uninitialized data. This could lead to remote denial of service with no additional execution privileges needed. User interaction …
- CVE-2025-2520HIGHCVSS 7.5EG 7.52025-07-10
The Honeywell Experion PKS contains an Uninitialized Variable in the common Epic Platform Analyzer (EPA) communications. An attacker could potentially exploit this vulnerability, leading to a Communication Channel Manipulation, which resul…
- CVE-2024-29838HIGHCVSS 7.5EG 7.52024-04-15
The Web interface of Evolution Controller Versions 2.04.560.31.03.2024 and below does not proper sanitize user input, allowing for an unauthenticated attacker to crash the controller software
- CVE-2024-21502HIGHCVSS 7.5EG 7.52024-02-24
Versions of the package fastecdsa before 2.3.2 are vulnerable to Use of Uninitialized Variable on the stack, via the curvemath_mul function in src/curveMath.c, due to being used and interpreted as user-defined type. Depending on the variab…
- CVE-2024-26147HIGHCVSS 7.5EG 7.52024-02-21
Helm is a package manager for Charts for Kubernetes. Versions prior to 3.14.2 contain an uninitialized variable vulnerability when Helm parses index and plugin yaml files missing expected content. When either an `index.yaml` file or a plug…
- CVE-2022-25737HIGHCVSS 7.5EG 7.52023-04-13
Information disclosure in modem due to missing NULL check while reading packets received from local network
- CVE-2022-34655HIGHCVSS 7.5EG 7.52022-08-04
In BIG-IP Versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.6.1, and 14.1.x before 14.1.5, when an iRule containing the HTTP::payload command is configured on a virtual server, undisclosed traffic can cause Traffic Management Microkernel…
- CVE-2011-0539HIGHCVSS 7.5EG 7.52011-02-10
The key_certify function in usr.bin/ssh/key.c in OpenSSH 5.6 and 5.7, when generating legacy certificates using the -t command-line option in ssh-keygen, does not initialize the nonce field, which might allow remote attackers to obtain sen…
- CVE-2025-56364HIGHCVSS 5.7EG 7.52026-07-14
A use of uninitialized value vulnerability exists in the Matter SDK (connectedhomeip) before 1.4.0, where the `GetDestinationGroupId().Value()` method is called without first checking whether a value exists. This leads to a crash when an I…
- CVE-2026-10976HIGHCVSS 7.4EG 7.42026-06-04
Uninitialized Use in Dawn in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-10973HIGHCVSS 7.4EG 7.42026-06-04
Uninitialized Use in Dawn in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-20051HIGHCVSS 7.4EG 7.42026-02-25
A vulnerability with the Ethernet VPN (EVPN) Layer 2 ingress packet processing of Cisco Nexus 3600 Platform Switches and Cisco Nexus 9500-R Series Switching Platforms could allow an unauthenticated, adjacent attacker to trigger a Layer 2 t…
- CVE-2026-6751HIGHCVSS 7.3EG 7.32026-04-21
Uninitialized memory in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
- CVE-2026-64576HIGHCVSS 7.1EG 7.12026-08-05
In the Linux kernel, the following vulnerability has been resolved: nexthop: initialize extack in nh_res_bucket_migrate() nh_res_bucket_migrate() passes an uninitialized netlink_ext_ack to call_nexthop_res_bucket_notifiers(). When nh_not…
- CVE-2026-64413HIGHCVSS 7.0EG 7.02026-07-25
In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: zero chainstack array sashiko reports: looking at ebtables table translation, could a sparse cpu_possible_mask lead to an uninitialized pointer f…
- CVE-2025-10021HIGHCVSS 7.0EG 7.02025-12-22
A Use of Uninitialized Variable vulnerability exists in Open Design Alliance Drawings SDK static versions (mt) before 2026.12. Static object `COdaMfcAppApp theApp` may access `OdString::kEmpty` before its initialization. Due to undefine…
- CVE-2026-118448MEDIUMCVSS 6.9EG 6.92026-11-03
A use of uninitialized memory vulnerability in the pybddisasm Python bindings affects nd_to_text. If the underlying text conversion fails, including failures caused by invalid parameters, the output buffer may remain uninitialized while st…
- CVE-2026-92449MEDIUMCVSS 6.8EG 6.82026-10-20
`_gx_binres_pixelmap_table_load()` in the GUIX binary resource (theme) loader indexes the pixelmap table with a value read verbatim from the resource file and never bounds it against the table size. A crafted theme drives a write of up to …
- CVE-2025-20784MEDIUMCVSS 6.7EG 6.72026-01-06
In display, there is a possible memory corruption due to uninitialized data. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. …
- CVE-2025-20771MEDIUMCVSS 6.7EG 6.72025-12-02
In display, there is a possible escalation of privilege due to improper input validation. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for e…
- CVE-2026-91963MEDIUMCVSS 6.5EG 6.52026-09-15
FreeRDP versions before 3.31.0 contain an uninitialized heap memory disclosure vulnerability in the urbdrc USB redirection channel. A malicious RDP server can induce failing USB transfers to read uninitialized heap memory from the client, …
- CVE-2026-84391MEDIUMCVSS 6.5EG 6.52026-09-08
A use of uninitialized variable vulnerability in Fortinet FortiAnalyzer 7.6.3 through 7.6.6 may allow attacker to denial of service via <insert attack vector here>
- CVE-2026-17992MEDIUMCVSS 6.5EG 6.52026-07-30
Uninitialized Use in Skia in Google Chrome on Windows prior to 151.0.7922.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Low)
- CVE-2026-17968MEDIUMCVSS 6.5EG 6.52026-07-30
Uninitialized Use in WebXR in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Low)
- CVE-2026-17946MEDIUMCVSS 6.5EG 6.52026-07-30
Uninitialized Use in Dawn in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium securit…
- CVE-2026-17759MEDIUMCVSS 6.5EG 6.52026-07-30
Uninitialized Use in Codecs in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-17714MEDIUMCVSS 6.5EG 6.52026-07-30
Uninitialized Use in ANGLE in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-17707MEDIUMCVSS 6.5EG 6.52026-07-30
Uninitialized Use in Media in Google Chrome on Windows prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chro…
- CVE-2026-17668MEDIUMCVSS 6.5EG 6.52026-07-30
Uninitialized Use in ANGLE in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-17667MEDIUMCVSS 6.5EG 6.52026-07-30
Uninitialized Use in ANGLE in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-15770MEDIUMCVSS 6.5EG 6.52026-07-14
Uninitialized Use in V8 in Google Chrome prior to 150.0.7871.125 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-15766MEDIUMCVSS 6.5EG 6.52026-07-14
Uninitialized Use in Skia in Google Chrome prior to 150.0.7871.125 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-15109MEDIUMCVSS 6.5EG 6.52026-07-08
Uninitialized Use in ANGLE in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-14408MEDIUMCVSS 6.5EG 6.52026-07-02
Uninitialized Use in Dawn in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-14421MEDIUMCVSS 6.5EG 6.52026-07-02
Uninitialized Use in Dawn in Google Chrome on ChromeOS prior to 150.0.7871.46 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-14399MEDIUMCVSS 6.5EG 6.52026-07-02
Uninitialized Use in Dawn in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-14402MEDIUMCVSS 6.5EG 6.52026-07-02
Uninitialized Use in ANGLE in Google Chrome on Windows prior to 150.0.7871.46 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-14125MEDIUMCVSS 6.5EG 6.52026-07-01
Uninitialized Use in ANGLE in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Low)
- CVE-2026-14088MEDIUMCVSS 6.5EG 6.52026-06-30
Uninitialized Use in Canvas in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Low)
- CVE-2026-14070MEDIUMCVSS 6.5EG 6.52026-06-30
Integer overflow in WebNN in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Low)
- CVE-2026-14051MEDIUMCVSS 6.5EG 6.52026-06-30
Uninitialized Use in GamepadAPI in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium s…
- CVE-2026-14010MEDIUMCVSS 6.5EG 6.52026-06-30
Uninitialized Use in Codecs in Google Chrome on Windows prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-14008MEDIUMCVSS 6.5EG 6.52026-06-30
Uninitialized Use in WebXR in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-13958MEDIUMCVSS 6.5EG 6.52026-06-30
Uninitialized Use in Codecs in Google Chrome on Windows prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)
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