Red Hat Enterprise Linux 10 vulnerabilities
850 known vulnerabilities in Red Hat Enterprise Linux 10 from Red Hat. 850 are rated high or critical, and 3 have been exploited in real attacks. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.
Latest first
- 7.5 High severity
Red Hat Enterprise Linux 10: Incorrect Calculation of Buffer Size
A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the RainerScript `replace()` function by sending specially crafted syslog messages. This vulnerability arises from an incorrect buffer size calculation during
- 7.5 High severity
Red Hat JBoss Enterprise Application Platform…: Allocation of Resources Without Limits or Throttling
A flaw was found in Undertow. A remote attacker could exploit this vulnerability by sending specially crafted WebSocket messages with permessage-deflate negotiated. This could lead to excessive memory consumption due to the PerMessageDeflateFunction.largerBuff
- 7.6 High severity
Red Hat Enterprise Linux 10: Buffer Copy without Checking Size of Input
A stack-based buffer overflow vulnerability exists in BlueZ, the Linux Bluetooth protocol stack. A remote user within Bluetooth radio range can send a specially crafted Extended Inquiry Response (EIR) packet that causes a buffer overflow when the target device
- 7.8 High severity
Red Hat Enterprise Linux 10: Improper Neutralization of Special Elements used in an OS Command
A flaw was found in Emacs TRAMP. A local attacker could exploit this vulnerability by processing maliciously crafted filenames. This occurs because TRAMP concatenates login arguments without proper sanitization, which are then passed to a local shell. Successf
- 7.8 High severity
Red Hat Enterprise Linux 10: Improper Link Resolution Before File Access
A flaw was found in sos clean, a utility within the sos package. This vulnerability allows a local attacker to perform arbitrary file creation or overwrite. By crafting a malicious tar archive, an attacker can exploit a path traversal issue during tar extracti
- 7.1 High severity
Red Hat Enterprise Linux 10: Incorrect Authorization
NetworkManager did not apply the private_user restriction to the 802-1x.ca-path and phase2-ca-path directory-valued connection properties. This incomplete fix for CVE-2025-9615 allows an unprivileged local user to point a private WPA-Enterprise (802.1X) connec
- 7.0 High severity
Red Hat Enterprise Linux 10: Improper Control of Generation of Code
A vulnerability was found in RPM's rpmbuild tarball processing. When processing a crafted source archive, the getTarSpec() function in tools/rpmbuild.cc passes an attacker-controlled tar archive member name to rpmExpand() as part of a %{basename:...} macro exp
- 7.5 High severity
Red Hat Enterprise Linux 10: Allocation of Resources Without Limits or Throttling
A flaw was found in FreeIPA. A remote, unauthenticated attacker can exploit a vulnerability in the `/ipa/i18n_messages` endpoint by sending an arbitrarily large request body. This can cause the service to consume excessive memory, leading to memory exhaustion,
- 7.5 High severity
Red Hat Enterprise Linux 10: Allocation of Resources Without Limits or Throttling
A flaw was found in FreeIPA. A remote, unauthenticated attacker can exploit this vulnerability by sending oversized form POST requests to the `/ipa/migration/migration.py` endpoint. This can force the migration handler to read attacker-controlled request bodie
- 8.7 High severity
Red Hat Enterprise Linux 10: Use of Incorrectly-Resolved Name or Reference
A privilege escalation flaw was found in FreeIPA. The uniqueness constraint enforced on Kerberos principal name attributes in the 389-ds directory server does not properly account for equivalent representations of the same principal name, allowing a user with
- 8.1 High severity
Red Hat Enterprise Linux 10: Incorrect Privilege Assignment
A flaw was found in FreeIPA. When a trust relationship is configured between FreeIPA and Active Directory, Active Directory users can bypass authentication for FreeIPA services, including the portal, SMB server, and LDAP directory. This is possible by imperson
- 7.8 High severity
Red Hat Enterprise Linux 10: Integer Overflow or Wraparound
A flaw was found in libvirt. An unprivileged local user could exploit an integer overflow vulnerability in the NodeGetFreePages RPC handler. This flaw allows crafted values to bypass a size check, leading to an undersized memory buffer. Subsequently, real NUMA
- 7.8 High severity
vim: Improper Control of Generation of Code
A flaw was found in Vim's netrw plugin. A crafted filename containing quote characters and expression fragments can break out of the quoted context during mark/unmark operations, allowing arbitrary Vimscript execution. This can be leveraged to run shell comman
- 7.5 High severity
Red Hat Enterprise Linux 10: Missing Release of Memory after Effective Lifetime
A memory leak flaw was found in cockpit-ws. The login page handler leaks a heap allocation on every unauthenticated request that carries a CockpitLang cookie, allowing a remote unauthenticated attacker to exhaust memory on the host and cause a denial of servic
- 7.5 High severity
Red Hat Enterprise Linux 10: Out-of-bounds Read
A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during oversize-frame recovery can cause an invalid internal message length and terminate rsyslogd. No confidentiality or integrity i
- 8.2 High severity
Red Hat Enterprise Linux 10: Incorrect Authorization
A flaw was found in FreeIPA. The trust-fetch-domains command is gated by a read-only permission on the trust object rather than a trust-administration permission, allowing an authenticated, non-privileged IPA user to trigger a privileged Active Directory trust
- 8.8 High severity
Red Hat Enterprise Linux 10: Improper Control of Generation of Code
A flaw was found in DBI. This is a fix for a partial fix for CVE-2026-14380 for RHEL 9.8.z and 10.2.z. For a detailed Statement, Description and Mitigation please reffer to the original https://access.redhat.com/security/cve/cve-2026-19546.
- 7.1 High severity
Red Hat Enterprise Linux 10: Improper Link Resolution Before File Access
A flaw was found in MRTG. When the MRTG daemon is started as a root user and subsequently drops privileges, a local, low-privileged attacker can exploit a symbolic link (symlink) following vulnerability. By influencing or pre-placing a symlink in the process I
- 7.8 High severity
Red Hat Enterprise Linux 10: Improper Access Control
`openvt -u` is intended to identify the owner of the current VT and then execute `login` as that user from a privileged context. In the documented `kbrequest`/init usage, the ownership test in `authenticate_user()` relies on `stat("/proc/<pid>/fd/0")`. `stat()
- 7.5 High severity
A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending…
A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending crafted control-channel JSON with oversized numeric parameters, such as `parallel` and `len`, which are not properly validated by the server. This improper input validation
- 7.8 High severity
Red Hat Enterprise Linux 10: Improper Link Resolution Before File Access
A flaw was found in libvirt. A local attacker, specifically a process running as the confined `swtpm` user, could exploit a symlink-following vulnerability in the `virFileChownFiles()` function. By planting a symbolic link within the `swtpm` state directory, t
- 7.1 High severity
Red Hat Enterprise Linux 10: Integer Overflow or Wraparound
Multiple integer overflow and underflow vulnerabilities were found in the GStreamer gst-plugins-ugly ASF demuxer (asfdemux) when parsing header objects from crafted ASF, WMV, or WMA files. Insufficient validation of attacker-controlled length and size values c
- 7.6 High severity
Red Hat Enterprise Linux 10: Out-of-bounds Write
A heap out-of-bounds write vulnerability was found in the GStreamer gst-plugins-bad adpcmdec element when decoding IMA/DVI ADPCM audio. Insufficient validation of the per-block sample count for multi-channel streams allows a crafted WAV file to cause writes be
- 7.5 High severity
Red Hat Enterprise Linux 10: Improper Neutralization of Special Elements used in an OS Command
A flaw was found in dracut. The die() error-handling function writes its message into a shell script under the initramfs emergency-hook directory without properly shell-quoting it. When the message contains data derived from the DHCP ROOT_PATH option, an attac
- 7.8 High severity
Red Hat Enterprise Linux 10: Incorrect Authorization
A flaw was found in udisks2. A local attacker with an active console session can exploit insufficient authorization checking on the 'as-user' option in the org.freedesktop.UDisks2.Filesystem.Mount() D-Bus method. This allows the attacker to spoof the 'as-user'
- 7.5 High severity
Red Hat Enterprise Linux 10: Allocation of Resources Without Limits or Throttling
A flaw was found in the GStreamer gst-plugins-good package. The rtph264depay and rtph265depay RTP depayloader elements do not enforce a maximum size limit on the reassembly buffer used during fragmented RTP packet processing. A remote, unauthenticated attacker
- 7.3 High severity
libkcapi: Use After Free
Memory Corruption via Uncanceled AIO Requests on Error: libkcapi's one-shot AIO path can return an error before all submitted IOCBs are drained, allowing later kernel writes into caller-owned output buffers.
- 7.1 High severity
Red Hat Enterprise Linux 10: Out-of-bounds Read
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 r
- 7.5 High severity
gnome-remote-desktop: Uncontrolled Resource Consumption
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
- 7.5 High severity
Red Hat Directory Server 11.5 E4S for RHEL 8: Stack-based Buffer Overflow
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 remot
- 7.5 High severity
Red Hat Directory Server 11.5 E4S for RHEL 8: Improper Neutralization of Special Elements used in an LDAP Query
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 pl
- 7.8 High severity
yggdrasil-worker-package-manager: Improper Neutralization of Argument Delimiters in a Command
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 misint
- 8.8 High severity
Red Hat Enterprise Linux 10: Improper Neutralization of Special Elements used in an LDAP Query
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
- 7.5 High severity
Red Hat Enterprise Linux 10: Integer Overflow or Wraparound
A signed integer overflow in the PCP __pmGetPDU() function can be exploited via crafted network packets during PDU processing or SASL negotiation. This permanently blinds the affected daemon, resulting in a total denial of service (DoS) for subsequent packet r
- 7.3 High severity
Red Hat Enterprise Linux 10: Missing Authentication for Critical Functionality
An unauthenticated remote attacker can bypass access controls by sending crafted requests to the PCP pmproxy /store endpoint. This allows the attacker to overwrite any PMDA metric, leading to arbitrary code execution and system takeover.
- 8.8 High severity
Red Hat Enterprise Linux 10: Exposure of File Descriptor to Unintended Control Sphere
A flaw in the PCP linux_sockets module exposes an unsecured internal connection. An attacker with initial code execution can exploit this to escalate privileges and execute arbitrary commands as root.
- 7.8 High severity
Red Hat Enterprise Linux 10: Improper Neutralization of Special Elements used in an OS Command
A command injection flaw in PCP's linux_sockets PMDA allows malicious shell metacharacters via the network.persocket.filter metric. This failed validation lets attackers execute arbitrary commands as the PMDA user when metrics refresh.
- 7.8 High severity
Red Hat Enterprise Linux 10: Out-of-bounds Write
An out-of-bounds write vulnerability was found in the BFD library's DLX ELF backend (bfd/elf32-dlx.c) in GNU binutils. The dlx_rtype_to_howto() function maps ELF relocation types to internal howto structures but fails to perform adequate bounds checking on att
- 7.8 High severity
Red Hat Enterprise Linux 10: Improper Privilege Management
A flaw was found in CRIU's handling of restartable sequences (rseq) during checkpoint/restore. A malicious process inside a container can register an rseq critical section that hijacks CRIU's parasite code injection during checkpoint, allowing it to spoof the
- 7.6 High severity
Red Hat Enterprise Linux 10: Improper Neutralization of CRLF Sequences
A flaw was found in sg3_utils. The sg_inq command, when invoked with the --export option, outputs device identification data without sanitizing control characters in SCSI name string fields. A newline character embedded in a device-supplied name string can inj