203 lines
6.1 KiB
JSON
203 lines
6.1 KiB
JSON
{
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"schema_version": "1.7.0",
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"id": "UBUNTU-CVE-2021-43535",
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"details": "A use-after-free could have occured when an HTTP2 session object was released on a different thread, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 93, Thunderbird < 91.3, and Firefox ESR < 91.3.",
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"aliases": [],
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"upstream": [
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"CVE-2021-43535"
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],
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"related": [
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"USN-5248-1"
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],
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
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},
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{
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"type": "Ubuntu",
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"score": "medium"
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}
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],
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"published": "2021-12-08T22:15:00Z",
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"modified": "2026-04-22T07:40:11Z",
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"affected": [
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{
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"package": {
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"ecosystem": "Ubuntu:18.04:LTS",
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"name": "thunderbird",
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"purl": "pkg:deb/ubuntu/thunderbird@1:91.5.0+build1-0ubuntu0.18.04.1?arch=source&distro=bionic"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"fixed": "1:91.5.0+build1-0ubuntu0.18.04.1"
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}
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]
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}
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],
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"versions": [
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"1:52.4.0+build1-0ubuntu2",
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"1:52.6.0+build1-0ubuntu1",
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"1:52.7.0+build1-0ubuntu1",
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"1:52.8.0+build1-0ubuntu0.18.04.1",
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"1:52.9.1+build3-0ubuntu0.18.04.1",
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"1:60.2.1+build1-0ubuntu0.18.04.2",
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"1:60.4.0+build2-0ubuntu0.18.04.1",
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"1:60.5.1+build2-0ubuntu0.18.04.1",
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"1:60.6.1+build2-0ubuntu0.18.04.1",
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"1:60.7.0+build1-0ubuntu0.18.04.1",
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"1:60.7.1+build1-0ubuntu0.18.04.1",
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"1:60.7.2+build2-0ubuntu0.18.04.1",
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"1:60.8.0+build1-0ubuntu0.18.04.1",
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"1:60.9.0+build1-0ubuntu0.18.04.1",
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"1:68.2.1+build1-0ubuntu0.18.04.1",
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"1:68.2.2+build1-0ubuntu0.18.04.1",
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"1:68.4.1+build1-0ubuntu0.18.04.1",
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"1:68.7.0+build1-0ubuntu0.18.04.1",
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"1:68.8.0+build2-0ubuntu0.18.04.2",
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"1:68.10.0+build1-0ubuntu0.18.04.1",
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"1:78.8.1+build1-0ubuntu0.18.04.1",
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"1:78.11.0+build1-0ubuntu0.18.04.2",
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"1:78.13.0+build1-0ubuntu0.18.04.1",
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"1:78.14.0+build1-0ubuntu0.18.04.1",
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"1:78.14.0+build1-0ubuntu0.18.04.2"
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],
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"ecosystem_specific": {
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"binaries": [
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{
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"binary_name": "thunderbird",
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"binary_version": "1:91.5.0+build1-0ubuntu0.18.04.1"
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},
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{
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"binary_name": "thunderbird-gnome-support",
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"binary_version": "1:91.5.0+build1-0ubuntu0.18.04.1"
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},
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{
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"binary_name": "thunderbird-mozsymbols",
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"binary_version": "1:91.5.0+build1-0ubuntu0.18.04.1"
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},
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{
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"binary_name": "xul-ext-calendar-timezones",
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"binary_version": "1:91.5.0+build1-0ubuntu0.18.04.1"
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},
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{
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"binary_name": "xul-ext-gdata-provider",
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"binary_version": "1:91.5.0+build1-0ubuntu0.18.04.1"
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},
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{
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"binary_name": "xul-ext-lightning",
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"binary_version": "1:91.5.0+build1-0ubuntu0.18.04.1"
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}
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],
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"availability": "No subscription required"
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}
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},
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{
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"package": {
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"ecosystem": "Ubuntu:20.04:LTS",
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"name": "thunderbird",
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"purl": "pkg:deb/ubuntu/thunderbird@1:91.5.0+build1-0ubuntu0.20.04.1?arch=source&distro=focal"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"fixed": "1:91.5.0+build1-0ubuntu0.20.04.1"
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}
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]
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}
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],
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"versions": [
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"1:68.1.2+build1-0ubuntu1",
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"1:68.1.2+build1-0ubuntu2",
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"1:68.2.1+build1-0ubuntu1",
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"1:68.2.2+build1-0ubuntu1",
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"1:68.3.0+build2-0ubuntu1",
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"1:68.3.1+build1-0ubuntu2",
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"1:68.4.1+build1-0ubuntu1",
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"1:68.4.2+build2-0ubuntu1",
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"1:68.5.0+build1-0ubuntu1",
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"1:68.6.0+build2-0ubuntu1",
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"1:68.7.0+build1-0ubuntu1",
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"1:68.7.0+build1-0ubuntu2",
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"1:68.8.0+build2-0ubuntu0.20.04.2",
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"1:68.10.0+build1-0ubuntu0.20.04.1",
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"1:78.7.1+build1-0ubuntu0.20.04.1",
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"1:78.8.1+build1-0ubuntu0.20.04.1",
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"1:78.11.0+build1-0ubuntu0.20.04.2",
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"1:78.13.0+build1-0ubuntu0.20.04.2",
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"1:78.14.0+build1-0ubuntu0.20.04.1",
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"1:78.14.0+build1-0ubuntu0.20.04.2"
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],
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"ecosystem_specific": {
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"binaries": [
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{
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"binary_name": "thunderbird",
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"binary_version": "1:91.5.0+build1-0ubuntu0.20.04.1"
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},
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{
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"binary_name": "thunderbird-gnome-support",
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"binary_version": "1:91.5.0+build1-0ubuntu0.20.04.1"
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},
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{
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"binary_name": "thunderbird-mozsymbols",
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"binary_version": "1:91.5.0+build1-0ubuntu0.20.04.1"
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},
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{
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"binary_name": "xul-ext-calendar-timezones",
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"binary_version": "1:91.5.0+build1-0ubuntu0.20.04.1"
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},
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{
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"binary_name": "xul-ext-gdata-provider",
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"binary_version": "1:91.5.0+build1-0ubuntu0.20.04.1"
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},
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{
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"binary_name": "xul-ext-lightning",
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"binary_version": "1:91.5.0+build1-0ubuntu0.20.04.1"
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}
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],
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"availability": "No subscription required"
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}
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}
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],
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"references": [
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2021-43535"
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},
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{
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"type": "REPORT",
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"url": "https://www.mozilla.org/security/advisories/mfsa2021-50/"
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},
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{
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"type": "REPORT",
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"url": "https://www.mozilla.org/security/advisories/mfsa2021-43/"
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},
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{
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"type": "REPORT",
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"url": "https://www.mozilla.org/security/advisories/mfsa2021-49/"
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},
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{
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"type": "REPORT",
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"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1667102"
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},
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{
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"type": "ADVISORY",
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"url": "https://ubuntu.com/security/notices/USN-5248-1"
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},
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{
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"type": "REPORT",
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"url": "https://www.cve.org/CVERecord?id=CVE-2021-43535"
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}
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]
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} |