Mozilla Firefox vulnerabilities

CVE-2023-29542 [CRITICAL] CVE-2023-29542: A newline in a filename could have been used to bypass the file extension security mechanisms that r A newline in a filename could have been used to bypass the file extension security mechanisms that replace malicious file extensions such as .lnk with .download. This could have led to accidental execution of malicious code. *This bug only affects Firefox and Thunderbird on Windows. Other versions of Firefox and Thunderbird are unaffected.* This vulnerab

CVE-2023-25736 [CRITICAL] CVE-2023-25736: An invalid downcast from `nsHTMLDocument` to `nsIContent` could have lead to undefined behavior. Thi An invalid downcast from `nsHTMLDocument` to `nsIContent` could have lead to undefined behavior. This vulnerability affects Firefox < 110.

CVE-2023-32216 [CRITICAL] CWE-787 CVE-2023-32216: Mozilla developers and community members Ronald Crane, Andrew McCreight, Randell Jesup and the Mozil Mozilla developers and community members Ronald Crane, Andrew McCreight, Randell Jesup and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 112. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affe

CVE-2023-34416 [CRITICAL] CWE-787 CVE-2023-34416: Memory safety bugs present in Firefox 113, Firefox ESR 102.11, and Thunderbird 102.12. Some of these Memory safety bugs present in Firefox 113, Firefox ESR 102.11, and Thunderbird 102.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 102.12, Firefox < 114, and Thunderbird < 102.12.

CVE-2023-34417 [CRITICAL] CWE-787 CVE-2023-34417: Memory safety bugs present in Firefox 113. Some of these bugs showed evidence of memory corruption a Memory safety bugs present in Firefox 113. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 114.

CVE-2023-29534 [CRITICAL] CVE-2023-29534: Different techniques existed to obscure the fullscreen notification in Firefox and Focus for Android Different techniques existed to obscure the fullscreen notification in Firefox and Focus for Android. These could have led to potential user confusion and spoofing attacks. *This bug only affects Firefox and Focus for Android. Other versions of Firefox are unaffected.* This vulnerability affects Firefox for Android < 112 and Focus for Android < 112.

CVE-2019-25136 [CRITICAL] CVE-2019-25136: A compromised child process could have injected XBL Bindings into privileged CSS rules, resulting in A compromised child process could have injected XBL Bindings into privileged CSS rules, resulting in arbitrary code execution and a sandbox escape. This vulnerability affects Firefox < 70.

CVE-2023-25733 [HIGH] CWE-252 CVE-2023-25733: The return value from `gfx::SourceSurfaceSkia::Map()` wasn't being verified which could have potenti The return value from `gfx::SourceSurfaceSkia::Map()` wasn't being verified which could have potentially lead to a null pointer dereference. This vulnerability affects Firefox < 110.

CVE-2023-32214 [HIGH] CVE-2023-32214: Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of servic Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service. *Note: This attack only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.

CVE-2023-25747 [HIGH] CWE-416 CVE-2023-25747: A potential use-after-free in libaudio was fixed by disabling the AAudio backend when running on And A potential use-after-free in libaudio was fixed by disabling the AAudio backend when running on Android API below version 30. *This bug only affects Firefox for Android. Other versions of Firefox are unaffected.* This vulnerability affects Firefox for Android < 110.1.0.

CVE-2023-32209 [HIGH] CWE-787 CVE-2023-32209: A maliciously crafted favicon could have led to an out of memory crash. This vulnerability affects F A maliciously crafted favicon could have led to an out of memory crash. This vulnerability affects Firefox < 113.

CVE-2023-29545 [MEDIUM] CVE-2023-29545: Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing en Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing environment variable names would have resolved those in the context of the current user. *This bug only affects Firefox and Thunderbird on Windows. Other versions of Firefox and Thunderbird are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR

CVE-2023-29532 [MEDIUM] CVE-2023-29532: A local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by A local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by pointing the service at an update file on a malicious SMB server. The update file can be replaced after the signature check, before the use, because the write-lock requested by the service does not work on a SMB server. *Note: This attack requires local syste

CVE-2023-32210 [MEDIUM] CVE-2023-32210: Documents were incorrectly assuming an ordering of principal objects when ensuring we were loading a Documents were incorrectly assuming an ordering of principal objects when ensuring we were loading an appropriately privileged principal. In certain circumstances it might have been possible to cause a document to be loaded with a higher privileged principal than intended. This vulnerability affects Firefox < 113.

CVE-2023-29546 [MEDIUM] CVE-2023-29546: When recording the screen while in Private Browsing on Firefox for Android the address bar and keybo When recording the screen while in Private Browsing on Firefox for Android the address bar and keyboard were not hidden, potentially leaking sensitive information. *This bug only affects Firefox for Android. Other operating systems are unaffected.* This vulnerability affects Firefox for Android < 112 and Focus for Android < 112.

CVE-2023-34415 [MEDIUM] CWE-601 CVE-2023-34415: When choosing a site-isolated process for a document loaded from a data: URL that was the result of When choosing a site-isolated process for a document loaded from a data: URL that was the result of a redirect, Firefox would load that document in the same process as the site that issued the redirect. This bypassed the site-isolation protections against Spectre-like attacks on sites that host an "open redirect". Firefox no longer follows HTTP redir

CVE-2023-32208 [MEDIUM] CVE-2023-32208: Service workers could reveal script base URL due to dynamic `import()`. This vulnerability affects F Service workers could reveal script base URL due to dynamic `import()`. This vulnerability affects Firefox < 113.

CVE-2023-34414 [LOW] CWE-295 CVE-2023-34414: The error page for sites with invalid TLS certificates was missing the activation-delay Firefox uses The error page for sites with invalid TLS certificates was missing the activation-delay Firefox uses to protect prompts and permission dialogs from attacks that exploit human response time delays. If a malicious page elicited user clicks in precise locations immediately before navigating to a site with a certificate error and made the renderer extremel

CVE-2023-32213 [HIGH] CWE-908 CVE-2023-32213: When reading a file, an uninitialized value could have been used as read limit. This vulnerability a When reading a file, an uninitialized value could have been used as read limit. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.

CVE-2023-25732 [HIGH] CWE-787 CVE-2023-25732: When encoding data from an <code>inputStream</code> in <code>xpcom</code> the size of the input bein When encoding data from an inputStream in xpcom the size of the input being encoded was not correctly calculated potentially leading to an out of bounds memory write. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.