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Red Hat
2,622 known vulnerabilities.
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Medium 6.1
Gimp: gimp: double-free in read_layer_block()
A flaw was found in GIMP's PSP file format parser. A double-free condition occurs in the read_layer_block() function when processing a specially crafted PSP file. This could allow an attacker to cause memory corruption, potentially leading to denial of servic…
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Medium 5.5
Pipewire: pulse server alloca stack overflow
Multiple unbounded alloca() calls in the PulseAudio protocol server.
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Medium 6.5
Pipewire: raop rtsp null deref
RAOP module accepts unbounded Content-Length values and does not check the pw_array_add() return.
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Medium 4.3
Foreman: foreman: information disclosure via improper validation of nested request parameters
A flaw was found in Foreman. An authenticated user with host-edit permissions could exploit a cross-tenant information disclosure vulnerability. This flaw occurs because the taxonomy_scope controller method does not properly validate organization and location…
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Medium 6.5
Foreman: foreman: unauthorized modification of host configurations via broken access control
A flaw was found in Foreman. This broken access control vulnerability allows an authenticated user with host-edit permissions to retarget an existing lookup value override to a different host. This is achieved by modifying the match field through nested host …
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Medium 6.5
Foreman: foreman: cross-tenant private ssh key disclosure via taxonomy scoping bypass
A flaw was found in foreman. Authenticated users with 'view_keypairs' permission can bypass taxonomy scoping, allowing them to download private SSH (Secure Shell) keys from other organizations by directly querying key pair IDs. This vulnerability leads to cro…
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Medium 6.5
Dhcpcd: dhcpcd infinite loop and out-of-bounds read via zero-length ipv6 nd option in router advertisement handling
A flaw was found in dhcpcd's IPv6 Neighbor Discovery Router Advertisement processing. A specially crafted IPv6 Router Advertisement containing a zero-length Neighbor Discovery option can bypass validation during packet storage and later be reparsed without ad…
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Medium 5.9
Glib: path traversal in glib/gio/gdbusauthmechanismsha1.c via keyring_lookup_entry and mechanism_client_data_receive
A flaw was found in GLib. The D-Bus client-side implementation of the DBUS_COOKIE_SHA1 SASL authentication mechanism does not validate the cookie_context parameter received from the server. A malicious D-Bus server can supply a cookie_context containing path …
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Medium 6.5
Glib: buffer over-read in glib/giochannel.c via "g_io_channel_read_line_backend"
A flaw was found in GLib. A buffer over-read can occur in g_io_channel_read_line_backend() in the giochannel.c file when a custom line terminator with a length greater than one is set, causing memcmp to read past the GString buffer. This vulnerability can cau…
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Medium 6.5
Glib: buffer over-read in g_regex_replace() via glib/gregex.c:string_append() and g_utf8_next_char()
A flaw was found in GLib. A buffer over-read can occur in the g_regex_replace function when used with the `G_REGEX_RAW` compile flag and case-change replacement escapes because the string_append function processes matched substrings using UTF-8 functions that…
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Medium 6.5
Glib: buffer over-read in glib/gvariant-serialiser.c via gvs_tuple_is_normal()
A flaw was found in GLib. An off-by-one error can occur in the gvs_tuple_is_normal function in the glib/gvariant-serialiser.c file when doing an alignment padding check because the bounds check uses > instead of >=, causing an out-of-bounds read of only 1 byt…
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Medium 6.5
Glib: out-of-bounds read in glib/gdatetime.c:g_date_time_get_ymd via invalid gdatetime
A flaw was found in GLib. An out-of-bounds read of only 2 bytes can occur in the g_date_time_get_ymd function in the glib/gdatetime.c file when an invalid GDateTime object produced by the g_date_time_add_full function is processed. This flaw can corrupt the d…
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Medium 6.5
Keycloak: keycloak: privilege escalation through hardcoded role mapper injection
A flaw was found in Keycloak. A highly privileged user with `manage-clients` permission can exploit this vulnerability by injecting a hardcoded role mapper into any client. This action allows the user to bypass existing scope restrictions and inject the `real…
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Medium 6.5
Keycloak-broker: keycloak: privilege escalation to realm administrator via improper authorization in identity provider mapper
A flaw was found in the Identity Provider (IdP) mapper component of Keycloak, which is used to manage how user information from external services is mapped to Keycloak users. An administrator with limited permissions to manage identity providers can exploit t…
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Medium 4.3
Keycloak-admin-ui: keycloak-admin-ui:admin ui extension brute-force-user endpoint bypasses fgapv2 user view restrictions
A vulnerability was discovered in Keycloak's Admin UI extension that allows certain administrative users to bypass security restrictions. When Fine-Grained Admin Permissions (FGAPv2) are enabled, an administrator who should only be able to search for users (b…
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Medium 4.4
Foreman: ssrf to cloud metada service through unvalidated test_url parameters in foreman config
A flaw has been found in foreman when HTTP parameters are modified in http_proxies_controller and http_proxy files. Attackers can perform an SSRF attack and steal cloud metadata service on AWS/GCP/Azure environment through foreman component.
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Medium 6.4
Sssd: use-after-free crash in sssd' 'sssd_pam' process
A flaw was found in sssd. When authenticating with a YubiKey, the SSSD PAM responder can crash due to a use-after-free vulnerability, where a memory pointer is incorrectly handled. A local attacker could exploit this flaw by manipulating smartcard or YubiKey …
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Medium 6.2
P11-kit: stack exhaustion via unbounded recursion in rpc attribute parsing
A flaw was found in p11-kit. The RPC message attribute parsing functions p11_rpc_message_get_attribute() and p11_rpc_message_get_attribute_array_value() form a mutually-recursive call chain with no recursion depth limit when processing nested CKA_WRAP_TEMPLAT…
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Medium 6.8
Util-linux: util-linux: heap use-after-free in libblkid nested partition probing
A flaw was found in the libblkid library of util-linux. During nested partition probing, the BSD, Minix, Solaris x86, and UnixWare partition probers cache a raw pointer to a parent partition entry in a dynamically allocated array. When subsequent partition ad…
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Medium 4.4
Spice-vdagent: path traversal in file transfer via unsanitized filename
A path traversal vulnerability was found in spice-vdagent. This flaw allows a malicious or compromised SPICE host to write arbitrary files to any location on the guest operating system. This occurs because the filename provided by the SPICE host during file t…
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Medium 5.1
Spice-vdagent: integer overflow in udscs_write() leading to heap buffer overflow
A flaw was found in spice-vdagent. A malicious or compromised SPICE host can trigger an integer overflow by sending a specially crafted message. This vulnerability can lead to a heap buffer overflow, causing the spice-vdagent daemon to crash and resulting in …
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Medium 4.9
Virt-controller-rhel9: kubevirt: kubevirt: multus default-network annotation injection via unvalidated tenant networkname when externalnetresourceinjection is enabled
A flaw was found in KubeVirt's network annotation generator. When a tenant creates a VirtualMachineInstance with a Multus network configuration, the supplied networkName value is written verbatim into the launcher pod's v1.multus-cni.io/default-network annota…
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Medium 6.9
Pen-drive: pen-drive: stored xss via unescaped cluster data in html report
A flaw was found in the Pen Drive report generator. Cluster-sourced data is rendered into HTML reports without proper escaping or sanitization. An attacker with cluster administrator privileges can inject a stored cross-site scripting (XSS) payload into clust…
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Medium 6.4
Virt-api-rhel9: kubevirt: kubevirt: ssrf in virt-api port-forward via unvalidated guest-agent-reported ip
A server-side request forgery (SSRF) flaw was found in KubeVirt's virt-api port-forward handler. When processing a port-forward request to a VirtualMachineInstance (VMI), virt-api reads the target IP from vmi.Status.Interfaces[0].IP and passes it directly to …
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Medium 4.2
Kubevirt: kubevirt: symlink following in writetocachedfile allows host file overwrite from virt-launcher
A flaw was found in KubeVirt's virt-handler network cache handling. The WriteToCachedFile function writes data to a launcher-rooted path using os.WriteFile and os.Chown without symlink protection. A user with access to the virt-launcher container can plant a …
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Medium 6.5
Apicurio/apicurio-registry: apicurio-registry: xml entity-expansion denial of service via internal dtd subset
A flaw was found in Apicurio Registry. The DocumentBuilderAccessor correctly blocks external DTD and schema access but does not disable DOCTYPE declarations or enable FEATURE_SECURE_PROCESSING. An attacker with artifact-write permission can upload XML documen…
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Medium 4.9
Keycloak: keycloak: information disclosure through arbitrary filesystem path probing
A flaw was found in Keycloak. A realm administrator with the "manage-realm" role can exploit this vulnerability by submitting an arbitrary filesystem path as a keystore parameter when creating a key provider component. This allows the administrator to probe a…
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Medium 4.6
Keycloak: keycloak: unauthorized access to resources via uma permission ticket bypass
A flaw was found in org.keycloak.authorization. An authenticated user with a granted User-Managed Access (UMA) permission ticket for one resource can exploit this by using a specific permission request prefix to bypass per-resource access control. This allows…
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Medium 6.5
Keycloak: keycloak: attacker can re-enable and take over disabled clients via registration access token
A flaw was found in Keycloak's client registration service. A remote attacker, possessing a previously issued Registration Access Token (RAT), could exploit this vulnerability to re-enable a client that an administrator had explicitly disabled. This bypasses …
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Medium 6.5
Kubevirt: virt-handler-rhel9: kubevirt: virt-handler notify server trusts vmi identity from unauthenticated grpc request body
A flaw was found in KubeVirt's virt-handler domain notify server. The gRPC handlers for HandleDomainEvent and HandleK8SEvent derive the VMI identity (namespace/name) solely from the request body without validating it against the connection's origin. Each virt…
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Medium 4.4
Gstreamer1-plugins-bad-free: gstreamer1-plugins-bad: 1-byte heap out-of-bounds read in h.264 nal extension slice parser
A flaw was found in GStreamer's gst-plugins-bad package. When processing a specially crafted H.264 video file containing malformed MVC or SVC extension slice NAL units, a 1-byte heap out-of-bounds read can occur during parsing. This happens when the parser at…
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Medium 4.3
Gstreamer1-plugins-bad-free: gstreamer1-plugins-bad: global buffer overflow (oob read) in h.266/vvc vui parameter parser
A flaw was found in the GStreamer gst-plugins-bad package. When processing a malformed H.266/VVC video stream with a crafted aspect ratio indicator value, the H.266 parser performs an out-of-bounds read of up to 8 bytes from adjacent memory. This flaw allows …
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Medium 6.5
Community.general: community.general nexmo — api credentials exposed in get url query string[security] community.general nexmo — api credentials exposed in get url query string
A flaw was found in the community.general Ansible collection's nexmo module. The module constructs HTTP requests to the Vonage/Nexmo SMS API by encoding API credentials (api_key and api_secret) into URL query parameters and sending them via GET requests. This…
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Medium 5.5
Community.general: community.general keyring_info — os keyring passphrase returned in plaintext
Module: plugins/modules/keyring_info.py CVSS 3.1: 5.5 MEDIUM — AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Issue: The module retrieves a passphrase from the OS native keyring (GNOME Keyring, macOS Keychain, Windows Credential Manager) and places it directly into resu…
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Medium 6.2
Foreman-mcp-server: mcp server: insecure sensitive http header sanitization
A flaw was found in foreman-mcp-server. This component utilizes two distinct logging mechanisms that can expose sensitive session and authentication data. One mechanism logs session identifiers, which are treated as authentication credentials, at an informati…
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Medium 5.3
Dnsmasq: dnsmasq: out-of-bounds read in find_soa() due to missing extrabytes validation
An out-of-bounds read vulnerability exists in dnsmasq's find_soa() function in src/rfc1035.c. When parsing NS section records, extract_name() is called with extrabytes=0, failing to validate that 10 additional bytes exist for fixed-length DNS record fields. A…
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Medium 6.8
Openshift/cluster-logging-operator: cluster logging operator creates and forwards serviceaccount tokens without verifying clf creator authorization
A missing authorization flaw was found in the OpenShift Cluster Logging Operator. The operator creates and forwards ServiceAccount tokens to output destinations without verifying that the ClusterLogForwarder creator has permission to use those credentials, al…
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Medium 5.0
Openssh: local mitm of x11 forwarding via abstract unix socket pre-binding in red hat enterprise linux openssh client versions
A flaw was found in OpenSSH. A local unprivileged attacker on a Linux client host can hijack client-side X11 forwarding connections. This is possible by pre-binding the preferred abstract X socket name when X11 forwarding is enabled and a local UNIX-domain X …
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Medium 4.3
Openssh: double free in red hat enterprise linux versions of openssh dh-gex client path during fips known-group validation leads to client-side denial of service
A flaw was found in OpenSSH. A malicious SSH server can exploit a double free vulnerability in the Diffie-Hellman Group Exchange (DH-GEX) client path. This occurs during FIPS (Federal Information Processing Standards) mode known-group validation when the clie…
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Medium 4.8
Libsoup: incomplete fix for cve-2026-2443: range suffix overflow in libsoup soupserver
The fix for CVE-2026-2443 was regressed by a subsequent rework commit that replaced specific overflow checks with a general signed comparison. When a client sends a Range request with a suffix length exceeding the content size, the resulting negative start va…