SB2025072234 - Gentoo update for Mozilla Thunderbird
Published: July 22, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 37 secuirty vulnerabilities.
1) Insufficient UI Warning of Dangerous Operations (CVE-ID: CVE-2024-11692)
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to an error, which leads to a select dropdown be shown over another tab. A remote attacker can perform spoofing attack against arbitrary website.
2) Security features bypass (CVE-ID: CVE-2024-11694)
The vulnerability allows a remote attacker to bypass implemented CSP.
The vulnerability exists due to Enhanced Tracking Protection's Strict mode allows a CSP frame-src bypass and DOM-based XSS through the Google SafeFrame shim in the Web Compatibility extension. A remote attacker can masquerade malicious frames as legitimate content.
3) Spoofing attack (CVE-ID: CVE-2024-11695)
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of URL containing Arabic script and whitespace characters. A remote attacker can spoof the URL of the website.
4) Improper error handling (CVE-ID: CVE-2024-11696)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to improper exception handling thrown by the loadManifestFromFile method when validating add-on signatures. A remote attacker can bypass the implemented signature verification process and perform installation of a malicious add-on.
5) Data Handling (CVE-ID: CVE-2024-11697)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to improper keypress handling in executable file confirmation dialog. A remote attacker can trick the victim into executing a malicious file.
6) Buffer overflow (CVE-ID: CVE-2024-11699)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
7) Insufficient UI Warning of Dangerous Operations (CVE-ID: CVE-2024-11700)
The vulnerability allows a remote attacker to perform tapjacking attack.
The vulnerability exists due to an error in the confirmation dialog. A remote attacker can trick the victim into unknowingly approving the launch of external applications on the device.
8) Spoofing attack (CVE-ID: CVE-2024-11701)
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to a misleading address bar state during navigation interruption. A remote attacker can perform spoofing attack.
9) Double free (CVE-ID: CVE-2024-11704)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the sec_pkcs7_decoder_start_decrypt() function. A remote attacker can trick the victim into connecting to a specially crafted website, trigger a double free error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
10) NULL pointer dereference (CVE-ID: CVE-2024-11705)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in NSC_DeriveKey. A remote attacker can trick the victim into visiting a specially crafted website and crash the browser.
11) NULL pointer dereference (CVE-ID: CVE-2024-11706)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error within the SEC_ASN1DecodeItem_Util() function in pk12util. A remote attacker can trick the victim into opening a specially crafted website and crash the browser.
12) Race condition (CVE-ID: CVE-2024-11708)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to missing thread synchronization primitives. A remote attacker can trigger a data race of the PlaybackParams structure and gain access to sensitive information.
13) Improper input validation (CVE-ID: CVE-2024-43097)
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to improper input validation within the System component. A local application can execute arbitrary code.
14) Input validation error (CVE-ID: CVE-2024-50336)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to improper input validation when handling MXC URIs. A malicious room member can trigger clients based on the matrix-js-sdk to issue arbitrary authenticated GET requests to the client's homeserver.
15) Unintended Proxy or Intermediary (CVE-ID: CVE-2025-0237)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to WebChannel API does not check the sending principal but rather accepted the principal being sent when transporting data across processes. A local user can perform confused deputy attack and escalate privileges on the system.
16) Use-after-free (CVE-ID: CVE-2025-0238)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when breaking lines in text. A remote attacker can trick the victim into visiting a specially crafted webpage and execute arbitrary code on the system.
17) Improper Certificate Validation (CVE-ID: CVE-2025-0239)
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to Alt-Svc ALPN does not properly validate certificates when the original server is redirecting to an insecure site. A remote attacker can perform MitM attack.
18) Use-after-free (CVE-ID: CVE-2025-0240)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when parsing a JavaScript module as JSON. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code on the system.
19) Buffer overflow (CVE-ID: CVE-2025-0241)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
20) Buffer overflow (CVE-ID: CVE-2025-0242)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
21) Buffer overflow (CVE-ID: CVE-2025-0243)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
22) Use-after-free (CVE-ID: CVE-2025-1931)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in WebTransportChild. A remote attacker can trick the victim into visiting a specially crafted website, trigger a use-after-free in the content process side of a WebTransport connection and execute arbitrary code on the system.
23) Out-of-bounds write (CVE-ID: CVE-2025-1932)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to inconsistent comparison in xslt/txNodeSorter. A remote attacker can trick the victim into visiting a specially crafted web page, trigger an out-of-bounds write and execute arbitrary code on the target system.
24) Buffer overflow (CVE-ID: CVE-2025-1933)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error on 64-bit CPUs, when the JIT compiles WASM i32 return values they can pick up bits from left over memory. A remote attacker can trick the victim into visiting a specially crafted web page, trigger memory corruption and execute arbitrary code on the target system.
25) Resource management error (CVE-ID: CVE-2025-1934)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources within the application. A remote attacker interrupt the processing of a RegExp bailout and run additional JavaScript, potentially triggering garbage collection when the engine was not expecting it.
26) Improper Restriction of Rendered UI Layers or Frames (CVE-ID: CVE-2025-1935)
The vulnerability allows a remote attacker to perform clickjacking attack.
The vulnerability exists due to the way the registerProtocolHandler info-bar handles events. A remote attacker can trick the victim into setting a malicious site as the default handler for a custom URL protocol.
27) Input validation error (CVE-ID: CVE-2025-1936)
The vulnerability allows a remote attacker to bypass security restrictions.
The vulnerability exists due to insufficient validation of a null-byte character (e.g. %00) in the filename when retrieving local file content packaged in a ZIP archive via jar: URLs. The null and everything after it is ignored when retrieving the content from the archive, but the fake extension after the null is used to determine the type of content. A remote attacker can hide code in a web extension disguised as a safe file, such as an image.
28) Buffer overflow (CVE-ID: CVE-2025-1937)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can trick the victim into visiting a specially crafted web page, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
29) Buffer overflow (CVE-ID: CVE-2025-1938)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
30) Use-after-free (CVE-ID: CVE-2025-3028)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in XSLTProcessor. A remote attacker can trick the victim into visiting a specially crafted website, trigger a use-after-free error and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
31) Spoofing attack (CVE-ID: CVE-2025-3029)
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of non-BMP unicode characters. A remote attacker can use a specially crafted URL to spoof the URL bar in the browser.
32) Buffer overflow (CVE-ID: CVE-2025-3030)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
33) Processor optimization removal or modification of security-critical code (CVE-ID: CVE-2025-3031)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a JIT optimization error. A remote attacker can read 32 bits of values spilled onto the stack in a JIT compiled function.
34) Memory leak (CVE-ID: CVE-2025-3032)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due browser leaks file descriptors from the fork server to web content processes. A local user can use this information to escalate privileges on the system.
35) Buffer overflow (CVE-ID: CVE-2025-3034)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
36) Cryptographic issues (CVE-ID: CVE-2025-26695)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to usage of incorrect padding when downloading OpenPGP key from a WKD server. A remote attacker on the local network can learn the length of the requested email address.
37) Multiple Interpretations of UI Input (CVE-ID: CVE-2025-26696)
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to improper validation of MIME email messages that claimed to contain an encrypted OpenPGP message. A remote attacker can force the application to incorrectly show the email message as being encrypted.
Remediation
Install update from vendor's website.