Debian Firefox vulnerabilities

CVE-2023-4584 [HIGH] CVE-2023-4584: firefox - Memory safety bugs present in Firefox 116, Firefox ESR 102.14, Firefox ESR 115.1... Memory safety bugs present in Firefox 116, Firefox ESR 102.14, Firefox ESR 115.1, Thunderbird 102.14, and Thunderbird 115.1. 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 < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Th

CVE-2023-29541 [HIGH] CVE-2023-29541: firefox - Firefox did not properly handle downloads of files ending in <code>.desktop</cod... Firefox did not properly handle downloads of files ending in .desktop, which can be interpreted to run attacker-controlled commands. *This bug only affects Firefox for Linux on certain Distributions. Other operating systems are unaffected, and Mozilla is unable to enumerate all affected Linux Distributions.*. This vulnerability affects Firefox < 112, Focus for Andro

CVE-2024-11699 [HIGH] CVE-2024-11699: firefox - Memory safety bugs present in Firefox 132, Firefox ESR 128.4, and Thunderbird 12... Memory safety bugs present in Firefox 132, Firefox ESR 128.4, and Thunderbird 128.4. 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 < 133, Firefox ESR < 128.5, Thunderbird < 133, and Thunderbird < 128.5. Scope: local sid:

CVE-2024-7520 [HIGH] CVE-2024-7520: firefox - A type confusion bug in WebAssembly could be leveraged by an attacker to potenti... A type confusion bug in WebAssembly could be leveraged by an attacker to potentially achieve code execution. This vulnerability affects Firefox < 129, Firefox ESR < 128.1, and Thunderbird < 128.1. Scope: local sid: resolved (fixed in 129.0-1)

CVE-2024-0751 [HIGH] CVE-2024-0751: firefox - A malicious devtools extension could have been used to escalate privileges. This... A malicious devtools extension could have been used to escalate privileges. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7. Scope: local sid: resolved (fixed in 122.0-1)

CVE-2024-10467 [HIGH] CVE-2024-10467: firefox - Memory safety bugs present in Firefox 131, Firefox ESR 128.3, and Thunderbird 12... Memory safety bugs present in Firefox 131, Firefox ESR 128.3, and Thunderbird 128.3. 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 < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132. Scope: local sid:

CVE-2024-7521 [HIGH] CVE-2024-7521: firefox - Incomplete WebAssembly exception handing could have led to a use-after-free. Thi... Incomplete WebAssembly exception handing could have led to a use-after-free. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14. Scope: local sid: resolved (fixed in 129.0-1)

CVE-2024-7527 [HIGH] CVE-2024-7527: firefox - Unexpected marking work at the start of sweeping could have led to a use-after-f... Unexpected marking work at the start of sweeping could have led to a use-after-free. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14. Scope: local sid: resolved (fixed in 129.0-1)

CVE-2026-0882 [HIGH] CVE-2026-0882: firefox - Use-after-free in the IPC component. This vulnerability affects Firefox < 147, F... Use-after-free in the IPC component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7. Scope: local sid: resolved (fixed in 147.0-1)

CVE-2024-5696 [HIGH] CVE-2024-5696: firefox - By manipulating the text in an `&lt;input&gt;` tag, an attacker could have cause... By manipulating the text in an ` ` tag, an attacker could have caused corrupt memory leading to a potentially exploitable crash. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12. Scope: local sid: resolved (fixed in 127.0-1)

CVE-2026-24869 [HIGH] CVE-2026-24869: firefox - Use-after-free in the Layout: Scrolling and Overflow component. This vulnerabili... Use-after-free in the Layout: Scrolling and Overflow component. This vulnerability affects Firefox < 147.0.2. Scope: local sid: resolved (fixed in 147.0.2-1)

CVE-2018-5094 [HIGH] CVE-2018-5094: firefox - A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElemen... A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElements" is called followed by garbage collection on memory that is now uninitialized. This results in a potentially exploitable crash. This vulnerability affects Firefox < 58. Scope: local sid: resolved (fixed in 58.0-1)

CVE-2017-5428 [CRITICAL] CVE-2017-5428: firefox - An integer overflow in "createImageBitmap()" was reported through the Pwn2Own co... An integer overflow in "createImageBitmap()" was reported through the Pwn2Own contest. The fix for this vulnerability disables the experimental extensions to the "createImageBitmap" API. This function runs in the content sandbox, requiring a second vulnerability to compromise a user's computer. This vulnerability affects Firefox ESR < 52.0.1 and Firefox < 52.0.1.

CVE-2018-12369 [CRITICAL] CVE-2018-12369: firefox - WebExtensions bundled with embedded experiments were not correctly checked for p... WebExtensions bundled with embedded experiments were not correctly checked for proper authorization. This allowed a malicious WebExtension to gain full browser permissions. This vulnerability affects Firefox ESR < 60.1 and Firefox < 61. Scope: local sid: resolved (fixed in 61.0-1)

CVE-2025-5268 [HIGH] CVE-2025-5268: firefox - Memory safety bugs present in Firefox 138, Thunderbird 138, Firefox ESR 128.10, ... Memory safety bugs present in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and Thunderbird 128.10. 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 < 139, Firefox ESR < 128.11, Thunderbird < 139, and Thunderbird < 128.11.

CVE-2025-4091 [HIGH] CVE-2025-4091: firefox - Memory safety bugs present in Firefox 137, Thunderbird 137, Firefox ESR 128.9, a... Memory safety bugs present in Firefox 137, Thunderbird 137, Firefox ESR 128.9, and Thunderbird 128.9. 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 < 138, Firefox ESR < 128.10, Thunderbird < 138, and Thunderbird < 128.10. S

CVE-2025-6435 [HIGH] CVE-2025-6435: firefox - If a user saved a response from the Network tab in Devtools using the Save As co... If a user saved a response from the Network tab in Devtools using the Save As context menu option, that file may not have been saved with the `.download` file extension. This could have led to the user inadvertently running a malicious executable. This vulnerability affects Firefox < 140 and Thunderbird < 140. Scope: local sid: resolved (fixed in 140.0-1)

CVE-2017-7821 [CRITICAL] CVE-2017-7821: firefox - A vulnerability where WebExtensions can download and attempt to open a file of s... A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types. This can be triggered without specific user interaction for the file download and open actions. This could be used to trigger known vulnerabilities in the programs that handle those document types. This vulnerability affects Firefox < 56. Scope: local sid

CVE-2019-11714 [CRITICAL] CVE-2019-11714: firefox - Necko can access a child on the wrong thread during UDP connections, resulting i... Necko can access a child on the wrong thread during UDP connections, resulting in a potentially exploitable crash in some instances. This vulnerability affects Firefox < 68. Scope: local sid: resolved (fixed in 68.0-1)

CVE-2023-5176 [CRITICAL] CVE-2023-5176: firefox - Memory safety bugs present in Firefox 117, Firefox ESR 115.2, and Thunderbird 11... Memory safety bugs present in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2. 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 < 118, Firefox ESR < 115.3, and Thunderbird < 115.3. Scope: local sid: resolved (fixed i