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SUSE 15 SP4: 2024:0044-1 Important: MozillaThunderbird Buffer Overflow

suse
Calendar Grey January 8, 2024
Dist Suse Esm H88
Immediate attention needed for Mozilla Thunderbird's recent safety upgrades aimed at resolving various vulnerabilities. In addition, essential guidelines for implementation are included.
* bsc#1217974 Cross-References: * CVE-2023-50761 * CVE-2023-50762

Summary

## This update for MozillaThunderbird fixes the following issues: Firefox Extended Support Release 115.6.0 ESR (bsc#1217974): * CVE-2023-6856: Heap-buffer-overflow affecting WebGL DrawElementsInstanced method with Mesa VM driver (bmo#1843782). * CVE-2023-6857: Symlinks may resolve to smaller than expected buffers (bmo#1796023). * CVE-2023-6858: Heap buffer overflow in nsTextFragment (bmo#1826791). * CVE-2023-6859: Use-after-free in PR_GetIdentitiesLayer (bmo#1840144). * CVE-2023-6860: Potential sandbox escape due to VideoBridge lack of texture validation (bmo#1854669). * CVE-2023-6861: Heap buffer overflow affected nsWindow::PickerOpen(void) in headless mode (bmo#1864118). * CVE-2023-6862: Use-after-free in nsDNSService (bsc#1868042). *

Topics%20covered

Topics Covered

security advisory buffer overflow patch important SUSE MozillaThunderbird

References

* bsc#1217974

Cross-

* CVE-2023-50761

* CVE-2023-50762

* CVE-2023-6856

* CVE-2023-6857

* CVE-2023-6858

* CVE-2023-6859

* CVE-2023-6860

* CVE-2023-6861

* CVE-2023-6862

* CVE-2023-6863

* CVE-2023-6864

CVSS scores:

* CVE-2023-50761 ( NVD ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

* CVE-2023-50762 ( NVD ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

* CVE-2023-6856 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

* CVE-2023-6857 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

* CVE-2023-6858 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

* CVE-2023-6859 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

* CVE-2023-6860 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:0044-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow patch important SUSE MozillaThunderbird

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