Vendor
Red Hat
2,622 known vulnerabilities.
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2,622 results · Feed
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Medium 5.5
Sssd: sssd: pam responder out-of-bounds read via unchecked auth_token_length in protocol v1
A flaw was found in SSSD. The extract_authtok_v1() function in the PAM responder does not validate the auth_token_length field against the remaining buffer size before processing. A local attacker can exploit this via a crafted protocol v1 request to the PAM …
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Medium 6.5
Stunnel: stack-based out-of-bounds read/write in stunnel s_vlog via oversized log message
A stack-based out-of-bounds read vulnerability exists in the "s_vlog" function of stunnel, when handling oversized log messages via "vsnprintf". A remote attacker with network access to a stunnel service can send protocol inputs that trigger a log message lon…
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Medium 5.4
Stunnel: ssrf bypass in stunnel socks proxy via ipv4-mapped ipv6 loopback and unspecified addresses allows access to loopback-only services
A Server-Side Request Forgery (SSRF) bypass vulnerability exists in “stunnel” 5.79 and lower when configured in SOCKS proxy mode. This flaw allows a client to bypass intended localhost restrictions by using IPv4-mapped IPv6 addresses (e.g., “::ffff:127.0.0.1”…
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Low 2.5
Popt-devel: popt-static: off-by-one in poptstuffargs
A flaw was found in popt, a command-line option parsing library. An off-by-one error in the poptStuffArgs function, when repeatedly called by a host application or through deep alias nesting, can lead to corruption of internal program data. This corruption co…
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Low 3.3
Sssd: sssd: nss responder uninitialized heap disclosure in initgroups reply
A flaw was found in SSSD. The sss_nss_protocol_fill_initgr() function in the NSS responder pre-allocates reply space for all group entries but does not shrink the packet when groups are skipped, causing uninitialized heap bytes to be transmitted to the client…
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Low 3.7
Keycloak-services: keycloak-services: oidc backchannel logout accepts unsigned forged logout tokens
A flaw was found in the backchannel logout endpoint of the keycloak-services component, which is part of the Red Hat Build of Keycloak. This component handles authentication and session management for applications. The issue occurs when an OIDC identity provi…
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High 7.3
Gimp: gimp apng loader heap-buffer-overflow when fctl width exceeds ihdr width (file-png.c)
A heap-buffer-overflow vulnerability exists in the APNG (Animated PNG) file loader of GIMP. This flaw occurs when the `fcTL` width exceeds the `IHDR` width, leading to pixel data being written past the end of a heap allocation. Additionally, a heap-based buff…
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Medium 4.4
Wildfly-core: path traversal on wildfly domain controller
A path traversal flaw was found in WildFly's domain mode implementation. The LocalFileRepository.getFile() and getConfigurationFile() methods in wildfly-core/deployment-repository do not validate that the resolved file path remains within the configured repos…
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Medium 4.4
Tar: tar: toctou in incremental dumpdir 'x' rename handling allows restore path escape
A TOCTOU (Time-of-Check Time-of-Use) vulnerability in GNU tar's incremental dumpdir 'X' rename handling allows a local attacker with write access to a directory being backed up to influence the restore process if the attacker has access to the system where th…
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Medium 5.4
389-ds-base: 389-ds-base: sasl plain bind installs connection credentials before account-lock check, allowing continued access as a locked account
A flaw was found in 389 Directory Server. During SASL PLAIN authentication, the server installs connection-level bind credentials before performing the account-lock check. If the account is subsequently found to be locked, the bind is reported as failed to th…
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Medium 4.4
Tar: tar: --one-top-level hardlink targets not confined to top-level directory enabling arbitrary file overwrite
A flaw was found in GNU tar. When extracting an archive with the --one-top-level option, hardlink targets are not confined to the designated top-level directory and may resolve relative to the extraction working directory. A crafted archive can create hardlin…
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Medium 5.5
Sssd: sssd: nss responder out-of-bounds read via unchecked addrlen in gethostbyaddr
A flaw was found in SSSD. The sss_nss_protocol_parse_addr() function in the NSS responder does not validate the addrlen field against the remaining packet body size. A local attacker can exploit this via a crafted GETHOSTBYADDR request to the NSS responder so…
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Medium 5.5
Gimp: gimp: remote code execution via crafted paa file
A flaw was found in GIMP. A remote attacker could exploit this by tricking a user into opening a specially crafted PAA (Paint Shop Pro Array) image file. This vulnerability, a heap-based out-of-bounds write in the decode_lzss() function of the PAA file format…
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Medium 5.5
Gimp: gimp file-png plugin: denial of service via oversized apng trns chunk
A flaw was found in GIMP's file-png plugin. A remote attacker can exploit this by crafting a malicious Animated Portable Network Graphics (APNG) image containing an oversized tRNS chunk. This can lead to a stack-based buffer overflow (CWE-121), causing the fi…
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Medium 6.5
Keycloak-services: keycloak-services: client access-type policy condition bypass during client update
A flaw was found in the keycloak-services component of Keycloak, which is used for managing authentication and authorization flows. The issue occurs when a realm administrator configures client policies to enforce specific authentication requirements on confi…
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Medium 6.5
Keycloak-services: keycloak-services: uma claim token can override authorization time-policy evaluation attributes
Keycloak provides authorization services that allow administrators to restrict access to resources based on time policies (for example, only allowing access during business hours). A flaw was discovered where a user can include a fake time value in their auth…
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Medium 6.6
Keycloak-services: keycloak-services: fgap v2 group assignment bypass during user creation
A flaw was found in the user creation component of Keycloak when Fine-Grained Admin Permissions V2 (FGAP V2) is enabled. This issue allows a sub-administrator with permission to create users to add those users to any group, even groups the sub-administrator i…
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Medium 5.4
Keycloak-services: keycloak-services: full-scope-disabled client policy validation bypass via omitted fullscopeallowed
A flaw was found in the full-scope-disabled client-policy executor within the keycloak-services component. This component is responsible for enforcing security policies during client registration and configuration in Red Hat Build of Keycloak. The issue occur…
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High 8.2
Aap-gateway: aap-gateway: authentication bypass in event-driven ansible via forged http header
A flaw was found in aap-gateway, a component of Ansible Automation Platform's Event-Driven Ansible (EDA). An unauthenticated remote attacker can bypass mutual Transport Layer Security (mTLS) authentication for event streams. This is achieved by manipulating t…
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High 7.5
Gnome-remote-desktop: gnome-remote-desktop system-mode rdp server missing connection throttling allows unauthenticated denial of service
A flaw was found in gnome-remote-desktop as shipped in Red Hat Enterprise Linux. When the daemon is running in system mode with RDP enabled, the incoming connection handler bypasses the connection throttler, allowing an unauthenticated remote attacker to open…
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High 7.5
389-ds-base: 389-ds-base: pre-auth ldap filter injection in cleanallruv status check
A flaw was found in 389 Directory Server. An unauthenticated remote attacker can inject LDAP search filters into the CleanAllRUV replication status-check extended operation. Because the handler performs the search against cn=config with elevated replication p…
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High 7.5
389-ds-base: 389-ds-base: pre-authentication stack buffer overflow in get_ruvelement_from_berval() via unbounded replica id parsing
A stack buffer overflow flaw was found in 389 Directory Server (389-ds-base). The get_ruvelement_from_berval() function in repl5_ruv.c copies digit characters from a network-supplied RUV berval into a fixed 16-byte stack buffer without bounds checking. A remo…
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High 8.5
Stackrox: stackrox: deploy-time policy enforcement and visibility bypass via label injection
A flaw was found in Red Hat Advanced Cluster Security for Kubernetes (RHACS). When processing Kubernetes Deployments, ACS replaces deployment identity metadata based on the openshift.io/encoded-deployment-config label. A user with permission to create Deploym…
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Low 3.4
Keycloak-services: keycloak-services: oidc redirect_uri fragment bypass in http parameter pollution check
A flaw was found in the keycloak-services component of Keycloak, which handles OpenID Connect (OIDC) authentication flows. The issue occurs because the security check designed to prevent HTTP parameter pollution only inspects the query portion of a redirect U…
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Low 3.7
Keycloak-services: keycloak-services: client policy source-host wildcard domain matching bypass
A flaw was found in the keycloak-services component of Keycloak, which provides identity and access management services. The issue occurs when a realm administrator uses a wildcard domain (like *.example.com) to restrict which hosts can register or update cli…
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Medium 6.5
Keycloak-services: keycloak-services: group policy extendchildren matches sibling group path prefixes
A flaw was found in the group policy evaluation logic of Keycloak, an identity and access management solution. When a group policy is set to extend permissions to child groups, the system incorrectly uses a simple text-based prefix check to verify group membe…
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Medium 6.8
Keycloak-services: keycloak-services: google external access-token exchange bypasses hosted-domain restriction
Keycloak allows users to log in using Google accounts and can be configured to only allow users from specific Google Workspace domains. A flaw was found where the token exchange feature, which allows swapping a Google token for a Keycloak token, does not chec…
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Medium 4.2
Keycloak-services: keycloak-services: secure-client-uris policy bypass via localhost-prefixed domains
A flaw was found in the secure-client-uris client policy executor within Keycloak core services. This component is responsible for enforcing security requirements on client configurations, such as requiring encrypted connections for redirect URIs. Due to an i…
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Medium 6.5
Keycloak-services: keycloak-services: inactive out-of-audience token introspection leaks signed jwt claim
A flaw was found in the OIDC token introspection endpoint of the keycloak-services component. Keycloak is an open-source identity and access management solution used to secure modern applications and services. The issue occurs when a confidential client, conf…
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Medium 4.9
Keycloak-services: keycloak-services: missing per-role authorization on rolecontainerresource composite endpoints
A flaw was found in the RoleContainerResource component of Keycloak. The issue occurs because certain name-based endpoints in the admin REST API do not properly enforce authorization checks when managing composite roles. This allows a delegated administrator …
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Medium 6.8
Keycloak-services: keycloak-services: microsoft external access-token exchange bypasses configured tenant
Keycloak provides a way to let users log in using Microsoft accounts while restricting access to a specific organization (tenant). A flaw was discovered where this restriction is ignored when using the token exchange feature. This means an attacker with a val…
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Low 3.4
Keycloak-services: keycloak-services: saml http-redirect binding response preserves query string leading to parameter pollution
A flaw was found in the SAML protocol implementation of Keycloak, an open-source identity and access management solution. The issue occurs when Keycloak handles SAML authentication requests using the HTTP-Redirect binding. If a client is configured with a wil…
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Medium 4.2
Keycloak-services: keycloak-services: client not-before revocation ignored when realm not-before is older but nonzero
A flaw was found in the TokenManager component of the Keycloak identity management service. When an administrator attempts to revoke tokens for a specific application (client) using a "not-before" policy, the revocation may be silently ignored if the overall …
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High 7.8
Yggdrasil-worker-package-manager: yggdrasil-worker-package-manager: remote code execution via apt argument injection
A flaw was found in yggdrasil-worker-package-manager. A local attacker with existing access to the system could exploit an argument injection vulnerability in the APT backend. This allows specially crafted package names, which begin with a hyphen, to be misin…
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Medium 5.5
Ansible-collection-redhat-leapp: ansible-collection-redhat-leapp: information disclosure of postgresql data via insecure backup permissions
A flaw was found in ansible-collection-redhat-leapp. When a remediation task is executed with elevated privileges and the `leapp_old_postgresql_data` option is selected, a PostgreSQL data backup archive is created with insecure permissions. This allows a loca…
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Medium 6.2
Ansible-collection-redhat-leapp: ansible-collection-redhat-leapp: information disclosure via leapp report tampering
A flaw was found in ansible-collection-redhat-leapp. An attacker with privileged write access to a managed node's Leapp report content can manipulate it. When an operator runs a specific remediation task, this manipulated report can cause the Ansible controll…
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Medium 5.3
Samba: kpasswd service: kpasswd packet that contains malformed asn.1 might cause the server to access 6 bytes of unallocated memory leading server to crash
An out-of-bounds read flaw was found in Samba's Kerberos Key Distribution Center's (KDC) password change (kpasswd) service. When processing malformed ASN.1-encoded Kerberos password change request, Samba server miscalculates the structure size and attempts to…
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High 8.8CVE-2026-58222 Public exploit
Samba: samba ad ldap compare filter injection and trusted-request confusion disclose protected attributes
A security flaw combining LDAP filter injection and improper authorization checks was found in Samba Active Directory Domain Controller (AD DC). When processing LDAP Compare requests, Samba fails to properly validate user-supplied attribute names and executes…
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Medium 5.3
Samba: dns signing dos via tkey name cache exhaustion
A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests w…
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Medium 6.8
Project-koku/koku-metrics-operator: koku-metrics-operator: service-account client credentials sent to user-controlled token_url
A flaw was found in koku-metrics-operator. The operator's CostManagementMetricsConfig custom resource allows a user able to edit the CR to specify an arbitrary OAuth token endpoint. When authentication.type is set to service-account, the operator sends the te…