Linux · Security advisory · September 15, 2023
DSA-5498-1: thunderbird security update
DSA-5498-1, released September 15, 2023, fixes 1 CVE in thunderbird. One of them is being exploited (CVE-2023-4863); 1 on CISA KEV. Patch Radar priority: Patch now.
Patch now1 on CISA KEV1 publicly disclosed
CVEs closed
1
None rated Critical
Exploited
1
CVE-2023-4863
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.9998
99th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| thunderbird | Debian 11.6 (bullseye) | 1:102.15.1-1~deb11u1 |
| thunderbird | Debian 12.15 (bookworm) | 1:102.15.1-1~deb12u1 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Patch now | CVE-2023-4863 | Chromium: CVE-2023-4863 Heap buffer overflow in WebP | 9.6 | 0.9998 | KEVDisclosedExploited |
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