CVE-2023-6863
- Source
- https://cve.org/CVERecord?id=CVE-2023-6863
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-6863.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2023-6863
- Downstream
ALPINE (1)
CLEANSTART (1)
CLSA (1)
DEBIAN (1)
MGASA (2)
OESA (2)
RHSA (18)
RLSA (2)
UBUNTU (1)
- Related
- Published
- 2023-12-19T14:15:07Z
- Modified
- 2026-07-01T17:59:22Z
- Severity
-
- 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
The
ShutdownObserver()was susceptible to potentially undefined behavior due to its reliance on a dynamic type that lacked a virtual destructor. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. - References
-
- https://www.mozilla.org/security/advisories/mfsa2023-56/
- https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html
- https://security.gentoo.org/glsa/202401-10
- https://www.debian.org/security/2023/dsa-5581
- https://www.mozilla.org/security/advisories/mfsa2023-54/
- https://www.mozilla.org/security/advisories/mfsa2023-55/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1868901
Affected packages
Git /
Database specific
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-6863.json"
unresolved_ranges
[
{
"events": [
{
"introduced": "0"
},
{
"fixed": "121.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "115.6"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "115.6"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "10.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "11.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "12.0"
}
]
}
]