Vulnerabilities of Red Hat Red Hat Enterprise Linux AppStream TUS (v.8.8)

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CVE list

CVE	Summary	Score	Published
CVE-2026-12297	Sandbox escape due to incorrect boundary conditions in the Networking component	9.6 Critical	Jun 16, 2026
CVE-2026-12296	Sandbox escape in the Security: Process Sandboxing component	9.6 Critical	Jun 16, 2026
CVE-2026-12295	Sandbox escape in the DOM: Navigation component	9.6 Critical	Jun 16, 2026
CVE-2026-12294	Sandbox escape in the DOM: Workers component	9.6 Critical	Jun 16, 2026
CVE-2026-4408	Samba: remote code execution in samr	9.0 Critical	May 28, 2026
CVE-2026-4480	Samba: samba: remote code execution in printing subsystem via unescaped job description	9.0 Critical	May 26, 2026
CVE-2026-42508	Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation	9.1 Critical	May 22, 2026
CVE-2026-8401	Sandbox escape in the Profile Backup component	9.8 Critical	May 12, 2026
CVE-2026-8094	Other issue in the WebRTC component	9.8 Critical	May 7, 2026
CVE-2026-6748	Uninitialized memory in the Audio/Video: Web Codecs component	9.8 Critical	Apr 21, 2026
CVE-2026-6100	Use-after-free (UAF) was possible in the `lzma.LZMADecompressor`, `bz2.BZ2Decompressor`, and `gzip.GzipFile` when a…	9.1 Critical	Apr 13, 2026
CVE-2026-34078	Flatpak is a Linux application sandboxing and distribution framework	9.3 Critical	Apr 7, 2026
CVE-2026-21413	A heap-based buffer overflow vulnerability exists in the lossless_jpeg_load_raw functionality of LibRaw Commit 0b56545…	9.8 Critical	Apr 7, 2026
CVE-2026-20889	A heap-based buffer overflow vulnerability exists in the x3f_thumb_loader functionality of LibRaw Commit d20315b	9.8 Critical	Apr 7, 2026
CVE-2026-5731	Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and…	9.8 Critical	Apr 7, 2026
CVE-2026-33526	Squid is a caching proxy for the Web	9.2 Critical	Mar 26, 2026
CVE-2026-4721	Memory safety bugs present in Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and…	9.8 Critical	Mar 24, 2026
CVE-2026-4720	Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148	9.8 Critical	Mar 24, 2026
CVE-2026-4700	Mitigation bypass in the Networking: HTTP component	9.8 Critical	Mar 24, 2026
CVE-2026-4696	Use-after-free in the Layout: Text and Fonts component	9.8 Critical	Mar 24, 2026
CVE-2026-4691	Use-after-free in the CSS Parsing and Computation component	9.8 Critical	Mar 24, 2026
CVE-2026-4692	Sandbox escape in the Responsive Design Mode component	9.6 Critical	Mar 24, 2026
CVE-2026-4689	Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component	10.0 Critical	Mar 24, 2026
CVE-2026-4690	Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component	9.6 Critical	Mar 24, 2026
CVE-2026-4687	Sandbox escape due to incorrect boundary conditions in the Telemetry component	9.6 Critical	Mar 24, 2026

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