openshift/ose-rhel-coreos-9 vulnerabilities
CVEs whose affected-version data names the openshift/ose-rhel-coreos-9 package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
123 CVEsRSS
CVE-2026-115455Medium· 6.5Gcc: stack overflow in std::bitset on libstdc++
A flaw was found in GCC libstdc++. When an application extracts data into a bitset from a wide-character stream, internal stack memory allocation fails to properly account for character size and alignment. An attacker capable of supplyin…
CVE-2026-93010Medium· 4.3Dnsmasq: dnsmasq: --leasequery without address argument applies no source address check
A flaw was found in dnsmasq. When DHCP leasequery is enabled without listing allowed source addresses, the server does not check who sent the query. A host on the local network can request DHCP lease records and learn assigned addresses,…
CVE-2026-93009Medium· 4.3Dnsmasq: dnsmasq: heap out-of-bounds read in dhcpv6 option 39 fqdn decoder
A flaw was found in dnsmasq. The DHCPv6 client hostname parser can read one byte past the end of a crafted FQDN option because it checks the next label length before confirming the pointer is still inside the option. An attacker on the l…
CVE-2026-93007Medium· 5.3Dnsmasq: dnsmasq: tcp/53 child-slot exhaustion starves dnssec validation
A flaw was found in dnsmasq. The TCP DNS service uses a small fixed pool of child processes and does not set a receive timeout on client connections. A remote attacker can open idle TCP connections to port 53 and occupy the entire pool, …
CVE-2026-93011Medium· 5.3Dnsmasq: dnsmasq: heap out-of-bounds write in dnssec validator via to_wire/from_wire transforms
A flaw was found in dnsmasq. After a reduction of internal domain-name buffer sizes, the DNSSEC validator can write a few bytes past a name buffer when converting names to and from DNS wire format. An attacker who can cause the server to…
CVE-2026-85498Low· 3.5Polkit: regression in cve-2026-4897 fix (polkit read_cookie()) - stack buffer underflow
A flaw was found in polkit. When processing input that begins with a null byte, an arithmetic error in the authentication agent helper causes an integer underflow during buffer length calculation, resulting in an out-of-bounds memory rea…
CVE-2026-93008Medium· 6.8Dnsmasq: dnsmasq: out-of-bailiwick cache injection through cname chase in split-dns configurations
A flaw was found in dnsmasq. When following a CNAME in a DNS response, the resolver can cache records for the CNAME target without checking that those records belong to the responding server's authorized zone. In split-DNS deployments th…
CVE-2026-109411High· 8.1Samba: access control bypass via vfs_ceph_rgw case-insensitive open
An access control bypass flaw was identified in Samba's vfs_ceph_rgw module in it's openat() function. An authenticated user can bypass access controls to read or overwrite restricted files on shares configured with the experimental vfs_…
CVE-2026-116497Medium· 5.5Gssproxy: gssproxy: null pointer dereference in gssx_init_sec_context crashes daemon
A NULL pointer dereference vulnerability was found in gssproxy. When a GSSX_INIT_SEC_CONTEXT request is received with the target_name field absent, the daemon dereferences the resulting NULL pointer and crashes. The request requires no a…
CVE-2026-114406Medium· 6.8Ca-certificates: distrust emudhra intermediate ca certificates due to security concerns
The system certificate authority (CA) store in Red Hat products, distributed via ca-certificates RPM packages, included multiple root CA certificates of authorities, which signed intermediate CA certificates with weak private keys issued…
CVE-2026-92823Medium· 6.2Libmodulemd: libmodulemd: missing decompressed-size limit when parsing compressed yaml
A flaw was found in libmodulemd. In builds with rpmio support enabled, compressed modulemd YAML is decompressed through a custom read handler that does not enforce a cumulative decompressed-size limit before parsing. An attacker who can …
CVE-2026-92824Medium· 6.2Libmodulemd: libmodulemd: out-of-bounds read when emitting rpm-map artifacts
A flaw was found in libmodulemd. In the module stream v2 rpm-map emission path, an inner loop incorrectly uses the count of digest algorithms as its bound instead of the number of checksums in the current digest table. Crafted modulemd v…
CVE-2026-92822Medium· 6.2PoCLibmodulemd: libmodulemd: unbounded recursion when parsing nested xmd yaml
A flaw was found in libmodulemd. When parsing module metadata, the xmd field is converted into nested GVariant values through recursive YAML mapping and sequence helpers without a recursion-depth or node-count limit. An attacker who can …
CVE-2026-114038Medium· 5.1Device-mapper-multipath: device-mapper-multipath: information disclosure via malformed format string
A flaw was found in device-mapper-multipath. A local user can trigger an out-of-bounds read by sending a command with a format string ending in a trailing percent character to the multipath daemon. This issue can allow the user to expose…
CVE-2026-16460High· 7.4Bootc: ostree: bootc/ostree: staged deployments not revalidated against container signature policy before finalization
A flaw was found in bootc and ostree. Already-staged deployments are finalized without revalidating the deployment's container image against the current containers signature policy. Unsigned OS content staged under a prior permissive pol…
CVE-2026-89096Medium· 5.9Nfs-utils: nfs-utils: denial of service via memory leak in rpc.statd
A flaw was found in nfs-utils. An unauthenticated remote attacker can trigger a Denial of Service (DoS) by sending repeated state notification requests to an exposed rpc.statd service. The service fails to properly release memory allocat…
CVE-2026-89098Medium· 5.5PoCNfs-utils: nfs-utils: denial of service via assertion failure in fsidd
A flaw was found in nfs-utils. The fsidd daemon improperly handles input received over its local domain socket by relying on program assertions to verify command arguments. A local user can exploit this vulnerability by sending a malform…
CVE-2026-85977Medium· 5.3PoCLibtirpc: libtirpc: denial of service via unbounded memory allocation during portmapper response decoding
A flaw was found in libtirpc. A remote attacker can exploit this vulnerability by sending specially crafted PMAPPROC_DUMP replies to a client application that uses the pmap_getmaps() function against an attacker-controlled host. This unb…
CVE-2026-85231Medium· 6.5A flaw was found in libtirpc
A flaw was found in libtirpc. An authenticated remote attacker could exploit this vulnerability by sending oversized wrapped data requests to an RPC (Remote Procedure Call) service configured with RPCSEC_GSS (Remote Procedure Call Securi…
CVE-2026-111555Medium· 6.0Luksmeta: missing slot-range validation permits out-of-gap device i/o
A flaw was found in luksmeta. Improper boundary validation of metadata slots allows an attacker capable of supplying or modifying a disk header to redirect wipe or load operations outside the intended metadata area. An attacker could exp…
CVE-2026-104715High· 7.8PoCCifs-utils: mount.cifs credential-file option injection allows local privilege boundary bypass
A flaw was found in cifs-utils. This flaw allows an unprivileged local user to achieve privilege escalation. When a privileged service mounts a Common Internet File System (CIFS) share using a user-controlled credentials file, input valu…
CVE-2026-110924Medium· 4.8A flaw was found in OpenSSH
A flaw was found in OpenSSH. With GSSAPI authentication enabled, a failed GSSAPI attempt can leave delegated credentials stored for the connection even though user authorization did not succeed. A later successful login on that connectio…
CVE-2026-110927Medium· 4.3A flaw was found in OpenSSH
A flaw was found in OpenSSH. After compression is negotiated, a compressed payload can expand past the maximum supported packet size because the inflate loop does not stop at that limit. Memory use grows in the process handling that conn…
CVE-2026-110925Medium· 5.4A flaw was found in OpenSSH
A flaw was found in OpenSSH. A username entered on the ssh command line can still contain '$' or a non-trailing backslash. When a configuration expands %u inside ProxyCommand or Match exec, those characters are passed into the shell.
CVE-2026-110923Medium· 6.5A flaw was found in OpenSSH
A flaw was found in OpenSSH. During an sftp copy, a malicious server can supply an empty name, a slash-only path, or a ".." basename that sftp uses as the local destination, writing outside the directory the user selected.
CVE-2026-110926Medium· 5.3A flaw was found in OpenSSH
A flaw was found in OpenSSH. When compression is negotiated, channels on the same connection share one LZ77 dictionary. A peer who can write on one channel can recover plaintext from another channel by chosen-plaintext lengths.
CVE-2026-109968Medium· 5.5A flaw was found in the clevis PKCS#11 pin
A flaw was found in the clevis PKCS#11 pin. The clevis-pkcs11-afunix-socket-unlock daemon logs LUKS disk encryption passphrases in plaintext to a log file. The log file is created without restrictive permissions, making it world-readable…
CVE-2026-109976Medium· 4.7PoCA flaw was found in the clevis PKCS#11 pin
A flaw was found in the clevis PKCS#11 pin. The clevis-pkcs11-afunix-socket-unlock daemon crashes when an AF_UNIX client connects to the data socket without a bound address, due to an integer underflow in the getpeername result handling.…
CVE-2026-107565Medium· 5.1A flaw was found in luksmeta
A flaw was found in luksmeta. A local attacker with administrative privileges can cause data corruption when saving metadata to a Linux Unified Key Setup (LUKS) device. Due to incorrect boundary calculations and flawed overlap detection,…
CVE-2026-107161High· 7.5A heap-based buffer overflow flaw was found in Cyrus SASL
A heap-based buffer overflow flaw was found in Cyrus SASL. The add_to_challenge() function in the DIGEST-MD5 plugin computes the size of the buffer needed for a challenge/response field before DIGEST-MD5 quoting is applied, but does not …