thunderbird: Out-of-bounds read in IMAP response parser

A flaw was found in Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird. The affected parsing path is...

Linux Distros Unpatched Vulnerability : CVE-2026-92240

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird...

Mozilla Thunderbird < 153.3

The version of Thunderbird installed on the remote Windows host is prior to 153.3. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-96 advisory. - Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ES...

Mozilla Thunderbird < 153.3

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 153.3. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-96 advisory. - Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156,...

DEBIAN-CVE-2026-92240

A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and...

CVE-2026-92240

A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and...

UBUNTU-CVE-2026-92240

A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and...

CVE-2026-92240 Out-of-bounds read in IMAP response parser

A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and...

CVE-2026-92240

Mozilla Thunderbird is vulnerable to an out-of-bounds read in its IMAP response parser. A malicious or compromised IMAP server can trigger this by sending an untagged ' ID' * response, which results in an application crash. The affected parsing path is reachable before authentication . Remediatio...

CVE-2026-92240: Out-of-bounds Read

A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged ' ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and...

KLA91285 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. Security vulnerability can ...

aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

OPENSUSE-SU-2026:21687-1 Security update for python-aiohttp

This update for python-aiohttp fixes the following issues: - CVE-2026-59881: excessive resource consumption due to WebSocket client accepting compressed frames without negotiated permessage-deflate bsc1273125. - CVE-2026-69243: HTTP request smuggling via the WebSocket upgrade procedure bsc1273553...

aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

CVE-2026-12520 Stack buffer overflow and off-by-one writes in Zephyr HL7800 modem AT response handlers

The Sierra Wireless HL7800 cellular modem driver drivers/modem/vendorstandalone/hl7800.c, located at drivers/modem/hl7800.c in v4.4.0 and earlier parses AT responses with roughly twenty handlers that call netbuflinearizevalue, sizeofvalue, buf, 0, len into a 128-byte stack buffer and then write...

CVE-2026-69244

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

CVE-2026-68340: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: hwmon: occ: validate poll response sensor blocks The OCC poll response parser walks a counted list of sensor data blocks. It used the static backing-array capacity as the parse boundary, but a transport response makes only...