Red Hat Linux Security Advisories & CVEs
5187 advisories tracked · Red Hat Security Data API · direct feeds checked every minute; rate-limited backstops use a safe source cadence
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Security advisories for your Red Hat release
Pick your distribution release to see every advisory issued for it and its severity mix. Fixes ship as errata — keep the system patched. This is the release's advisory history, not a per-package scan.
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Red Hat Security Data API
Red Hat Enterprise Linux errata (RHSA) via the official Red Hat Security Data API — CVE severity, CVSS and affected packages. A credential-free official source.
Latest Red Hat advisories
Medium [CVE-2026-102598] Denial of Service via safe_join Windows special device paths
Denial of Service via safe_join() Windows special device paths. Red Hat rates this moderate (CVSS 5.3). Weakness: CWE-66.
Medium [CVE-2026-95391] Use After Free in Wireshark
Use After Free in Wireshark. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-416.
Medium [CVE-2026-95386] Denial of Service via infinite loop in TTL file parser
Denial of Service via infinite loop in TTL file parser. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-835.
Medium [CVE-2026-95390] Denial of Service via crafted PEAK CAN TRC file
Denial of Service via crafted PEAK CAN TRC file. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-125.
Medium [CVE-2026-95395] Denial of Service via memory leak in IEEE C37.118 Synchrophasor dissector
Denial of Service via memory leak in IEEE C37.118 Synchrophasor dissector. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-772. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-95393] Heap-based Buffer Overflow in Wireshark
Heap-based Buffer Overflow in Wireshark. Red Hat rates this moderate (CVSS 5.3). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-95392] Buffer Over-read in Wireshark
Buffer Over-read in Wireshark. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-126. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-95388] Denial of Service via heap-based buffer overflow in sharkd
Denial of Service via heap-based buffer overflow in sharkd. Red Hat rates this moderate (CVSS 5.3). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-96422] Reachable Assertion in Wireshark
Reachable Assertion in Wireshark. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-617. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-96421] Denial of Service via USB HID dissector infinite loop
Denial of Service via USB HID dissector infinite loop. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-835. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-96417] Denial of Service via malformed RF4CE packet
Denial of Service via malformed RF4CE packet. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-476. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-96418] Denial of Service via infinite loop in TIFF protocol dissector
Denial of Service via infinite loop in TIFF protocol dissector. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-835. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-96419] Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Wireshark
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Wireshark. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-22. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-96420] Buffer Over-read in Wireshark
Buffer Over-read in Wireshark. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-125. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-96423] Heap-based Buffer Overflow in Wireshark
Heap-based Buffer Overflow in Wireshark. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-96416] Denial of Service via malformed IEEE 802.11 packet processing
Denial of Service via malformed IEEE 802.11 packet processing. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-1286. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-96415] Stack-based Buffer Overflow in Wireshark
Stack-based Buffer Overflow in Wireshark. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: wireshark.
Medium [CVE-2026-97029] Sandboxed app can signal unsandboxed processes in the same process group
Sandboxed app can signal unsandboxed processes in the same process group. Red Hat rates this moderate (CVSS 5.7). Weakness: CWE-653. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; and 1 more. Affected products named by the advisory: Red Hat package: flatpak.
Medium [CVE-2026-102474] Heap out-of-bounds write in conv_escape via undersized Unicode escape reservation
Heap out-of-bounds write in conv_escape via undersized Unicode escape reservation. Red Hat rates this moderate (CVSS 4). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 6; Red Hat package: dash.
Medium [CVE-2026-102473] Super-polynomial backtracking in pmatch when libc fnmatch is disabled
Super-polynomial backtracking in pmatch when libc fnmatch is disabled. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-1333. Affected products named by the advisory: Red Hat Enterprise Linux 6; Red Hat package: dash.