Linux · 
Oracle Linux · Security advisory · July 20, 2026
Oracle Linux · Security advisory · July 20, 2026ELSA-2026-42062: Security update for 4 packages
ELSA-2026-42062, released July 20, 2026, fixes 23 CVEs across 4 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
23
None rated Critical
Exploited
0
None reported
Highest CVSS
9.6
Base score, 0 to 10
Highest EPSS
0.7066
99th percentile
Priority of the 23 CVEs
Patch now 0
Urgent 0
High 23
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| webkit2gtk3 | ol 9 | 0:2.52.5-1.el9_8 |
| webkit2gtk3-devel | ol 9 | 0:2.52.5-1.el9_8 |
| webkit2gtk3-jsc | ol 9 | 0:2.52.5-1.el9_8 |
| webkit2gtk3-jsc-devel | ol 9 | 0:2.52.5-1.el9_8 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2024-4367 | Mozilla Firefox ESR and 6 others: Improper Check for Unusual or Exceptional Conditions | 8.8 | 0.7066 | None reported |
| High | CVE-2026-43715 | webkit2gtk3: WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * Mozilla:... | 9.6 | 0.0126 | None reported |
| High | CVE-2026-43725 | WebKit: A malicious website may be able to process restricted web content outside the sandbox | 9.6 | 0.0091 | None reported |
| High | CVE-2026-43707 | WebKit: Processing maliciously crafted web content may lead to an unexpected process crash | 9.6 | 0.0069 | None reported |
| High | CVE-2026-43745 | WebKit: Processing maliciously crafted web content may lead to an unexpected Safari crash | 9.6 | 0.0068 | None reported |
| High | CVE-2026-43720 | WebKit Canvas: Processing maliciously crafted web content may lead to an unexpected Safari crash | 9.6 | 0.0066 | None reported |
| High | CVE-2026-43716 | WebKit: Processing maliciously crafted web content may lead to an unexpected Safari crash | 9.6 | 0.0060 | None reported |
| High | CVE-2026-43701 | WebKit: A malicious website may be able to process restricted web content outside the sandbox | 9.6 | 0.0055 | None reported |
| High | CVE-2026-43713 | WebKit: Visiting a website may leak sensitive data | 9.6 | 0.0053 | None reported |
| High | CVE-2026-43732 | WebKit: Processing maliciously crafted web content may disclose sensitive user information | 9.6 | 0.0048 | None reported |
| High | CVE-2026-43676 | WebKit: Processing maliciously crafted web content may lead to an unexpected Safari crash | 9.6 | 0.0047 | None reported |
| High | CVE-2026-43721 | WebKit Storage: A malicious website may be able to silently hijack clipboard data | 9.6 | 0.0044 | None reported |
| High | CVE-2026-43712 | webkit2gtk3: WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * Mozilla:... | 9.6 | 0.0043 | None reported |
| High | CVE-2026-43705 | WebKit: Processing maliciously crafted web content may lead to memory corruption | 8.8 | 0.0042 | None reported |
| High | CVE-2026-43731 | WebKit: Processing maliciously crafted web content may lead to memory corruption | 9.6 | 0.0041 | None reported |
| High | CVE-2026-43740 | WebKit: Processing maliciously crafted web content may result in the disclosure of process memory | 9.6 | 0.0040 | None reported |
| High | CVE-2026-43699 | webkit2gtk3: WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * Mozilla:... | 9.6 | 0.0039 | None reported |
| High | CVE-2026-43734 | WebKit: Processing maliciously crafted web content may lead to an unexpected process crash | 9.6 | 0.0039 | None reported |
| High | CVE-2026-43742 | webkit2gtk3: WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * Mozilla:... | 9.6 | 0.0039 | None reported |
| High | CVE-2026-39872 | webkit2gtk3: WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * Mozilla:... | 9.6 | 0.0037 | None reported |
| High | CVE-2026-43663 | WebKit: Processing maliciously crafted web content may lead to an unexpected process crash | 9.6 | 0.0037 | None reported |
| High | CVE-2026-43726 | webkit2gtk3: WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * Mozilla:... | 9.6 | 0.0036 | None reported |
| High | CVE-2026-43727 | WebKit: Processing maliciously crafted web content may lead to an unexpected Safari crash | 9.6 | 0.0035 | None reported |
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