Linux · Security advisory · October 4, 2023
RHSA-2023:5435: thunderbird security update
RHSA-2023:5435, released October 4, 2023, fixes 5 CVEs in thunderbird (version 0:115.3.1-1.el9_2). One of them is being exploited (CVE-2023-5217); 1 on CISA KEV. Patch Radar priority: Patch now.
Patch now1 on CISA KEV1 publicly disclosed
CVEs closed
5
1 rated Critical
Exploited
1
CVE-2023-5217
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.4901
98th percentile
Priority of the 5 CVEs
Patch now 1
Urgent 1
High 1
Routine 2
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| thunderbird | RHEL 9 | 0:115.3.1-1.el9_2 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Patch now | CVE-2023-5217 | Chromium: CVE-2023-5217 Heap buffer overflow in vp8 encoding in libvpx | 8.8 | 0.4901 | KEVDisclosedExploited | |
| Urgent | CVE-2023-5176 | Mozilla Firefox ESR and 5 others: Out-of-bounds Write | 9.8 | 0.0139 | None reported | |
| High | CVE-2023-3600 | Use-after-free in workers | 8.8 | 0.0063 | None reported | |
| Routine | CVE-2023-5171 | Mozilla Firefox ESR and 5 others: During Ion compilation, a Garbage Collection could have resulted in a use-after-free condition, allowing… | 6.5 | 0.0112 | None reported | |
| Routine | CVE-2023-5169 | Mozilla Firefox ESR and 5 others: A compromised content process could have provided malicious data in a `PathRecording` resulting in an… | 6.5 | 0.0110 | None reported |
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