These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.
A potential out of bounds write due to type confusion was identified in MediaTek's venc component. This issue could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. The issue has been addressed with patch ALPS11383899. Defenders should assess exposure and apply patches as needed to prevent potential local [truncated]
A CVE record for a potential privilege escalation vulnerability in MediaTek chipsets was published. The vulnerability, CVE-2026-20588, has a CVSS score of 6.7 and is considered medium severity. According to the CVE description, a missing bounds check in mtee could lead to local escalation of privilege if a malicious actor has already obtained the System privilege.
CVE-2026-20587 is a potential escalation of privilege vulnerability in mtee, a component from Mediatek. The vulnerability is due to type confusion and could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. This vulnerability affects Mediatek-based systems, and defenders should assess exposure and prioriti [truncated]
A high-severity CVE-2026-20586 vulnerability exists in MediaTek chipsets due to a missing bounds check in the vdec component. This issue could lead to remote escalation of privilege with user interaction required for exploitation. The vulnerability affects MediaTek chipsets used in various products, and defenders should assess exposure and prioritize patching. The CVSS score for this vulnerability is 8.8, [truncated]
A possible out of bounds write due to type confusion was found in vdec, which could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. This vulnerability affects MediaTek chipsets and requires immediate attention from defenders of systems using these chipsets with elevated privileges. The CVE record and ass [truncated]
A possible out of bounds write due to a missing bounds check was found in meta, which could lead to local escalation of privilege if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. This issue requires defenders to assess exposure and prioritize patching for affected MediaTek chipsets, focusing on verifying and [truncated]
A logic error in the Modem component of MediaTek chipsets could lead to local information disclosure. This issue, tracked as CVE-2026-20543, has a CVSS score of 5.5 and is considered medium severity. The vulnerability does not require user interaction and can be exploited without additional execution privileges. Defenders should assess exposure and prioritize patching for MediaTek chipset-based devices. T [truncated]
CVE-2026-20542: Local Privilege Escalation in MediaTek Chipset due to a possible memory corruption vulnerability in apusys. This could allow an attacker with System privilege to escalate privileges. User interaction is not needed. The vulnerability has a medium severity and is addressed by MediaTek, Inc. in their October 2026 security bulletin. System administrators and security teams should assess exposu [truncated]
A potential out of bounds read vulnerability exists in MediaTek chipsets due to a missing permission check in the modem. This could lead to remote denial of service if a user equipment (UE) has connected to a rogue base station controlled by an attacker. No additional execution privileges are needed, and user interaction is not required for exploitation.
A possible out of bounds read due to a missing bounds check in Modem could lead to remote denial of service if a UE has connected to a rogue base station controlled by the attacker. User interaction is not needed for exploitation. This issue affects MediaTek chipsets used in various products. Defenders should assess exposure based on their specific deployments and prioritize patching accordingly. The CVE [truncated]
A potential out of bounds read vulnerability exists in the Modem component of MediaTek chipsets. This issue could lead to a remote denial of service if a device has connected to a rogue base station controlled by an attacker. No additional execution privileges are needed for exploitation, and user interaction is not required. The vulnerability is identified as CVE-2026-20539 and has been assessed as havin [truncated]
A potential out of bounds read vulnerability exists in MediaTek chipsets due to a missing permission check in the modem. This could lead to remote denial of service if a user equipment (UE) has connected to a rogue base station controlled by an attacker. No additional execution privileges are needed, and user interaction is not required for exploitation.
A memory corruption vulnerability exists in the aidl component of MediaTek chipsets. This issue could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not required for exploitation. The vulnerability is caused by a use after free error. Defenders should assess exposure and apply patches as available. System administrators and securit [truncated]
CVE-2026-20536 debrief based on the supplied source corpus. The CVE record was published on 2026-10-05T02:16:52.507Z and has not been modified since then. This possible memory corruption vulnerability in aidl due to use after free could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Defenders responsibl [truncated]
CVE-2026-20535 debrief based on the supplied source corpus. The CVE record was published on 2026-10-05T02:16:52.393Z and has not been modified since then. This medium-severity vulnerability in MediaTek chipset products could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. Defenders should assess exposure, verify patch deployment, and monitor for suspic [truncated]
A potential out of bounds read vulnerability exists in the Modem component of MediaTek chipsets. This issue could lead to a remote denial of service if a device has connected to a rogue base station controlled by an attacker. No additional execution privileges are needed for exploitation, and user interaction is not required. The vulnerability is identified as CVE-2026-20534 and has a CVSS score of 5.3, i [truncated]
CVE-2026-20533 is a potential escalation of privilege vulnerability in display due to an integer overflow. 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. The vulnerability affects MediaTek chipset deployments, and defenders responsible for these deployments should assess exposure and apply pa [truncated]
A double free vulnerability in MediaTek chipsets could lead to a local denial of service. The CVE record was published on 2026-10-05T02:16:52.033Z and has not been modified since then. This vulnerability affects MediaTek chipsets and could allow an attacker to cause a local denial of service incident. Defenders and security teams should assess exposure and apply patches or updates provided by MediaTek, In [truncated]
A memory corruption vulnerability exists in the MediaTek chipset's apu component, potentially allowing local privilege escalation without additional execution privileges needed. User interaction is not required for exploitation. This vulnerability has a high severity rating and defenders in MediaTek chipset deployment contexts should assess exposure and verify patch application. The CVE record and NVD ent [truncated]
A possible out of bounds write vulnerability exists in the display component of MediaTek chipsets due to a missing bounds check. 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. The display component of MediaTek chipsets has a possible out of bounds write vulnerability due to a missing bounds c [truncated]
A possible out of bounds write and read due to a missing bounds check in ccci could lead to local information disclosure, memory corruption, crashes, or privilege escalation if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. This vulnerability affects MediaTek chipsets and defenders should assess exposure and apply patches provided by MediaTek, Inc [truncated]
A bounds check vulnerability in MediaTek chipsets could lead to a remote denial of service if a device connects to a rogue base station controlled by an attacker. This vulnerability affects devices using MediaTek chipsets, particularly those in mobile and IoT applications. The issue arises from a missing bounds check in the modem component, allowing attackers to potentially crash the system remotely. Defe [truncated]
A potential out of bounds write vulnerability exists in the Modem component of MediaTek chipsets. This issue could lead to remote escalation of privilege if a user equipment (UE) connects to a rogue base station controlled by an attacker. User interaction is required for exploitation. The vulnerability is caused by a missing bounds check, which allows an attacker to write data outside the intended buffer. [truncated]
A vulnerability in MediaTek chipsets could lead to a remote denial of service if a device has connected to a rogue base station controlled by an attacker. This issue arises from improper input validation in the Modem component, potentially causing a system crash. The vulnerability, tracked as CVE-2026-20525, has been assessed for its potential impact on device availability and business operations. Defende [truncated]
A high-severity CVE-2026-20524 vulnerability exists in MediaTek chipsets due to improper input validation in the apu component. This issue allows for local privilege escalation without requiring user interaction or additional execution privileges. The CVE was published on 2026-10-05T02:16:51.040Z and last modified on 2026-10-05T11:16:49.280Z. Defenders should assess exposure and prioritize patching for Me [truncated]
A high-severity CVE-2026-20523 vulnerability exists in MediaTek chipsets due to a missing bounds check, potentially allowing local privilege escalation without requiring user interaction. The CVE Program and NVD have recorded this issue, with MediaTek providing a security bulletin. This vulnerability affects various MediaTek chipsets and could be exploited without user interaction, leading to potential pr [truncated]
A high-severity CVE-2026-20522 vulnerability exists in MediaTek chipsets due to a missing bounds check, potentially allowing local privilege escalation without requiring user interaction. The CVE Program and NVD have recorded this issue, with MediaTek providing a security bulletin. This vulnerability affects systems using MediaTek chipsets, particularly those with local access and elevated privileges. Def [truncated]
A high-severity CVE-2026-20521 vulnerability exists in MediaTek chipsets due to a missing bounds check in Video HAL, potentially leading to local escalation of privilege. The CVE Program and NVD have recorded this vulnerability, with MediaTek providing a security bulletin. System administrators and security teams should assess exposure and apply patches as needed to prevent exploitation. This vulnerabilit [truncated]
A high-severity vulnerability exists in MediaTek chipsets, potentially allowing remote escalation of privilege if a user equipment (UE) connects to a rogue base station controlled by an attacker. This issue, tracked as CVE-2026-20520, is caused by a missing bounds check in the modem component, which could lead to an out-of-bounds write. The vulnerability has a CVSS score of 7.5 and is considered high severity.
A high-severity vulnerability exists in MediaTek chipsets, potentially allowing remote escalation of privilege if a user equipment (UE) connects to a rogue base station controlled by an attacker. This issue, tracked as CVE-2026-20519, is caused by a missing bounds check in the modem, which could lead to an out-of-bounds write. The vulnerability has a CVSS score of 7.5 and is considered high severity.
