CVE-2023-5171
Mozilla: Use-after-free in Ion Compiler
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
During Ion compilation, a Garbage Collection could have resulted in a use-after-free condition, allowing an attacker to write two NUL bytes, and cause a potentially exploitable crash. This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.
Durante la compilación de Ion, una Recolección de Basura podría haber resultado en una condición de use-after-free, lo que permitiría a un atacante escribir dos bytes NUL y provocar un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Firefox < 118, Firefox ESR < 115.3 y Thunderbird < 115.3.
A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: During Ion compilation, a Garbage Collection could have resulted in a use-after-free condition, allowing an attacker to write two NULL bytes and cause a potentially exploitable crash.
CVSS Scores
SSVC
- Decision:Track
Timeline
- 2023-09-25 CVE Reserved
- 2023-09-27 CVE Published
- 2024-09-23 CVE Updated
- 2024-10-29 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-416: Use After Free
CAPEC
References (10)
| URL | Tag | Source |
|---|---|---|
| https://lists.debian.org/debian-lts-announce/2023/10/msg00015.html | Mailing List |
|
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AY642Z6JZODQJE7Z62CFREVUHEGCXGPD | Mailing List |
|
| https://www.debian.org/security/2023/dsa-5513 | Third Party Advisory |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://lists.debian.org/debian-lts-announce/2023/09/msg00034.html | 2023-10-12 | |
| https://www.debian.org/security/2023/dsa-5506 | 2023-10-12 |
| URL | Date | SRC |
|---|---|---|
| https://www.mozilla.org/security/advisories/mfsa2023-41 | 2023-10-12 | |
| https://www.mozilla.org/security/advisories/mfsa2023-42 | 2023-10-12 | |
| https://www.mozilla.org/security/advisories/mfsa2023-43 | 2023-10-12 | |
| https://access.redhat.com/security/cve/CVE-2023-5171 | 2023-10-05 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2240894 | 2023-10-05 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Mozilla Search vendor "Mozilla" | Firefox Search vendor "Mozilla" for product "Firefox" | < 118 Search vendor "Mozilla" for product "Firefox" and version " < 118" | - |
Affected
| ||||||
| Mozilla Search vendor "Mozilla" | Firefox Esr Search vendor "Mozilla" for product "Firefox Esr" | < 115.3 Search vendor "Mozilla" for product "Firefox Esr" and version " < 115.3" | - |
Affected
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| Mozilla Search vendor "Mozilla" | Thunderbird Search vendor "Mozilla" for product "Thunderbird" | < 115.3 Search vendor "Mozilla" for product "Thunderbird" and version " < 115.3" | - |
Affected
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| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0" | - |
Affected
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| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0" | - |
Affected
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| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 12.0 Search vendor "Debian" for product "Debian Linux" and version "12.0" | - |
Affected
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| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 39 Search vendor "Fedoraproject" for product "Fedora" and version "39" | - |
Affected
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