Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.
                
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        History
                    Mon, 03 Nov 2025 23:30:00 +0000
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Thu, 03 Apr 2025 17:00:00 +0000
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| First Time appeared | 
        
        Mozilla
         Mozilla firefox Mozilla thunderbird  | 
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| Weaknesses | CWE-787 | |
| CPEs | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*  | 
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        Mozilla
         Mozilla firefox Mozilla thunderbird  | 
Thu, 13 Feb 2025 01:00:00 +0000
| Type | Values Removed | Values Added | 
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| CPEs | cpe:/a:redhat:rhel_aus:8.2 cpe:/a:redhat:rhel_aus:8.6 cpe:/a:redhat:rhel_e4s:8.6 cpe:/a:redhat:rhel_e4s:9.0 cpe:/a:redhat:rhel_eus:8.8 cpe:/a:redhat:rhel_eus:9.4 cpe:/a:redhat:rhel_tus:8.6  | 
Mon, 13 Jan 2025 22:15:00 +0000
| Type | Values Removed | Values Added | 
|---|---|---|
| Description | Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird ESR < 128.6. | Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6. | 
Thu, 09 Jan 2025 14:00:00 +0000
| Type | Values Removed | Values Added | 
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| Title | firefox: thunderbird: Memory safety bugs fixed in Firefox 134, Thunderbird 134, Firefox ESR 128.6, and Thunderbird 128.6 | |
| First Time appeared | 
        
        Redhat
         Redhat enterprise Linux Redhat rhel Aus Redhat rhel E4s Redhat rhel Els Redhat rhel Eus Redhat rhel Tus  | 
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| Weaknesses | CWE-120 | |
| CPEs | cpe:/a:redhat:enterprise_linux:8 cpe:/a:redhat:enterprise_linux:9 cpe:/a:redhat:rhel_aus:8.4 cpe:/a:redhat:rhel_e4s:8.4 cpe:/a:redhat:rhel_eus:9.2 cpe:/a:redhat:rhel_tus:8.4 cpe:/o:redhat:rhel_els:7  | 
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| Vendors & Products | 
        
        Redhat
         Redhat enterprise Linux Redhat rhel Aus Redhat rhel E4s Redhat rhel Els Redhat rhel Eus Redhat rhel Tus  | 
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Thu, 09 Jan 2025 08:45:00 +0000
| Type | Values Removed | Values Added | 
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| Description | Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 < 134 and Firefox ESR < 128.6. | Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird ESR < 128.6. | 
| References | 
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Wed, 08 Jan 2025 17:15:00 +0000
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        cvssV3_1
         
 
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Tue, 07 Jan 2025 16:15:00 +0000
| Type | Values Removed | Values Added | 
|---|---|---|
| Description | Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 < 134 and Firefox ESR < 128.6. | |
| References | 
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Status: PUBLISHED
Assigner: mozilla
Published: 2025-01-07T16:07:07.372Z
Updated: 2025-11-03T22:33:45.188Z
Reserved: 2025-01-06T14:49:13.142Z
Link: CVE-2025-0243
Updated: 2025-01-08T16:47:00.474Z
Status : Modified
Published: 2025-01-07T16:15:38.973
Modified: 2025-11-03T23:17:35.917
Link: CVE-2025-0243
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