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Known vulnerabilities in Red Hat Enterprise Linux 8

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CVE Summary Score Published
CVE-2026-1933 Samba: missing access check on reparse point operations 7.1 High May 27, 2026
CVE-2026-45984 In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix use-after-free in iomap inline data… 7.8 High May 27, 2026
CVE-2026-45972 In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF and double free in… 9.8 Critical May 27, 2026
CVE-2026-45898 In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix workqueue list corruption by removing… 9.8 Critical May 27, 2026
CVE-2026-45852 In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix double free in rxe_srq_from_init In… 7.8 High May 27, 2026
CVE-2026-2340 Samba: vfs_worm does not block directory modification 6.5 Medium May 27, 2026
CVE-2026-3012 Samba: group policy certificate enrollment uses http:// without validation 8.0 High May 27, 2026
CVE-2026-8450 HTTP::Daemon versions before 6.17 for Perl allow OS command injection via send_file() 9.1 Critical May 27, 2026
CVE-2026-48962 IO::Compress versions before 2.220 for Perl can execute arbitrary code in File::GlobMapper via an attacker-controlled… 7.3 High May 27, 2026
CVE-2026-42013 Gnutls: gnutls: certificate validation bypass due to oversized subject alternative name 8.2 High May 26, 2026
CVE-2026-42015 Gnutls: gnutls: memory corruption due to off-by-one error in pkcs#12 bag handling 5.3 Medium May 26, 2026
CVE-2026-42012 A flaw was found in gnutls 7.1 High May 26, 2026
CVE-2026-5260 Gnutls: gnutls: information disclosure via heap overread in rsa key exchange 8.2 High May 26, 2026
CVE-2026-48864 Libsolv: heap buffer overflow in libsolv repopagestore via unchecked decompression of malicious .solv page data 7.8 High May 26, 2026
CVE-2026-40033 FreeRDP before 3.26.0 contains a heap-buffer-overflow vulnerability in gdi_CacheToSurface that allows remote attackers… 8.6 High May 26, 2026
CVE-2026-4480 Samba: samba: remote code execution in printing subsystem via unescaped job description 9.0 Critical May 26, 2026
CVE-2026-42496 Archive::Tar versions before 3.08 for Perl extract symlinks with attacker controlled targets outside the extraction… 9.1 Critical May 26, 2026
CVE-2026-46300 Exploited Linux Kernel Missing Initialization of a Variable Vulnerability 7.8 High May 23, 2026
CVE-2026-43503 In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through… 8.8 High May 23, 2026
CVE-2026-39821 The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label 9.6 Critical May 22, 2026
CVE-2026-9256 NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_rewrite_module module 8.1 High May 22, 2026
CVE-2026-9277 shell-quote's `quote()` function did not validate object-token inputs against the operator model used by `parse()` 8.1 High May 22, 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-2026-46595 Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of… 10.0 Critical May 22, 2026
CVE-2026-39829 The RSA and DSA public key parsers did not enforce size limits on key parameters 7.5 High May 22, 2026

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