Redhat
Redhat Enterprise Linux: vulnerabilidades y CVE
Redhat Enterprise Linux tiene 1937 vulnerabilidades publicadas, 220 de ellas en los últimos 12 meses. 151 son críticas y 26 figuran en el catálogo de explotación activa de CISA.
CVE1937
Últimos 12 meses220
Críticas151
Explotadas activamente26
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🔴 Explotadas activamente (CISA KEV)
| CVE | Severidad | EPSS | Explotación activa | Publicada | Descripción |
|---|---|---|---|---|---|
| CVE-2015-3246 | Media (5.1) | 8.8% | ⚠ Explotación activa | 11 ago 2015 | libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, directly modifies /etc/passwd, which allows local users to cause a denial of service (inconsistent file state)… |
| CVE-2015-5287 | Alta (7.8) | 5.0% | ⚠ Explotación activa | 7 dic 2015 | The abrt-hook-ccpp help program in Automatic Bug Reporting Tool (ABRT) before 2.7.1 allows local users with certain permissions to gain privileges via a symlink attack on a file with a predictable name, as demonstrated… |
| CVE-2026-34486 | Alta (7.5) | 6.6% | ⚠ Explotación activa | 9 abr 2026 | Missing Encryption of Sensitive Data vulnerability in Apache Tomcat due to the fix for CVE-2026-29146 allowing the bypass of the EncryptInterceptor. This issue affects Apache Tomcat: 11.0.20, 10.1.53, 9.0.116. Users are… |
| CVE-2022-0492 | Alta (7.8) | 5.5% | ⚠ Explotación activa | 3 mar 2022 | A vulnerability was found in the Linux kernel’s cgroup_release_agent_write in the kernel/cgroup/cgroup-v1.c function. This flaw, under certain circumstances, allows the use of the cgroups v1 release_agent feature to… |
| CVE-2026-31431 | Alta (7.8) | 3.4% | ⚠ Explotación activa | 22 abr 2026 | In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating out-of-place This mostly reverts commit 72548b093ee3 except for the copying of the associated data. There is… |
| CVE-2025-31277 | Alta (8.8) | 1.6% | ⚠ Explotación activa | 30 jul 2025 | The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content… |
| CVE-2025-32463 | Alta (7.8) | 61% | ⚠ Explotación activa | 30 jun 2025 | Sudo before 1.9.17p1 allows local users to obtain root access because /etc/nsswitch.conf from a user-controlled directory is used with the --chroot option. |
| CVE-2017-1000253 | Alta (7.8) | 11% | ⚠ Explotación activa | 5 oct 2017 | Linux distributions that have not patched their long-term kernels with https://git.kernel.org/linus/a87938b2e246b81b4fb713edb371a9fa3c5c3c86 (committed on April 14, 2015). This kernel vulnerability was fixed in April… |
| CVE-2023-4911 | Alta (7.8) | 81% | ⚠ Explotación activa | 3 oct 2023 | A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBC_TUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBC_TUNABLES… |
| CVE-2023-44487 | Alta (7.5) | 100% | ⚠ Explotación activa | 10 oct 2023 | The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. |
| CVE-2023-5217 | Alta (8.8) | 49% | ⚠ Explotación activa | 28 sept 2023 | Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security… |
| CVE-2018-14667 | Crítica (9.8) | 74% | ⚠ Explotación activa | 6 nov 2018 | The RichFaces Framework 3.X through 3.3.4 is vulnerable to Expression Language (EL) injection via the UserResource resource. A remote, unauthenticated attacker could exploit this to execute arbitrary code using a chain… |
| CVE-2016-9079 | Alta (7.5) | 87% | ⚠ Explotación activa | 11 jun 2018 | A use-after-free vulnerability in SVG Animation has been discovered. An exploit built on this vulnerability has been discovered in the wild targeting Firefox and Tor Browser users on Windows. This vulnerability affects… |
| CVE-2023-32373 | Alta (8.8) | 12% | ⚠ Explotación activa | 23 jun 2023 | A use-after-free issue was addressed with improved memory management. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.6 and iPadOS 15.7.6, Safari 16.5, iOS 16.5 and iPadOS 16.5. Processing… |
| CVE-2014-0196 | Media (5.5) | 22% | ⚠ Explotación activa | 7 may 2014 | The n_tty_write function in drivers/tty/n_tty.c in the Linux kernel through 3.14.3 does not properly manage tty driver access in the "LECHO & !OPOST" case, which allows local users to cause a denial of service (memory… |
| CVE-2010-3904 | Alta (7.8) | 14% | ⚠ Explotación activa | 6 dic 2010 | The rds_page_copy_user function in net/rds/page.c in the Reliable Datagram Sockets (RDS) protocol implementation in the Linux kernel before 2.6.36 does not properly validate addresses obtained from user space, which… |
| CVE-2021-4034 | Alta (7.8) | 94% | ⚠ Explotación activa | 28 ene 2022 | A local privilege escalation vulnerability was found on polkit's pkexec utility. The pkexec application is a setuid tool designed to allow unprivileged users to run commands as privileged users according predefined… |
| CVE-2019-8720 | Alta (8.8) | 1.6% | ⚠ Explotación activa | 6 mar 2023 | A vulnerability was found in WebKit. The flaw is triggered when processing maliciously crafted web content that may lead to arbitrary code execution. Improved memory handling addresses the multiple memory corruption… |
| CVE-2022-0847 | Alta (7.8) | 93% | ⚠ Explotación activa | 10 mar 2022 | A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copy_page_to_iter_pipe and push_pipe functions in the Linux kernel and could thus contain stale… |
| CVE-2019-11043 | Crítica (9.8) | 100% | ⚠ Explotación activa | 28 oct 2019 | In PHP versions 7.1.x below 7.1.33, 7.2.x below 7.2.24 and 7.3.x below 7.3.11 in certain configurations of FPM setup it is possible to cause FPM module to write past allocated buffers into the space reserved for FCGI… |
Últimas vulnerabilidades
| CVE | Severidad | EPSS | Explotación activa | Publicada | Descripción |
|---|---|---|---|---|---|
| CVE-2026-71224 | Media (4.7) | 0.14% | — | 3 sept 2026 | A stack overflow vulnerability was found in gfs2-utils. The metadata walk code in metawalk.c uses alloca() with an untrusted inode height value from on-disk metadata without bounds validation, causing stack exhaustion… |
| CVE-2026-71222 | Media (6.3) | 0.14% | — | 3 sept 2026 | A heap out-of-bounds read vulnerability was found in gfs2-utils. The ea_num_ptrs field from on-disk extended attribute metadata is consumed without bounds validation, causing a heap buffer over-read that may disclose… |
| CVE-2026-71221 | Alta (7) | 0.17% | — | 3 sept 2026 | A stack out-of-bounds write vulnerability was found in gfs2-utils. In savemeta, the height value from on-disk inode metadata is used as a loop bound without bounds checking, causing a stack buffer overflow that may lead… |
| CVE-2026-71220 | Alta (7) | 0.17% | — | 3 sept 2026 | A stack out-of-bounds write vulnerability was found in gfs2-utils. In gfs2_edit, the di_height field from on-disk inode metadata is used as an array index without bounds checking, causing a stack buffer overflow that… |
| CVE-2026-71219 | Media (4.7) | 0.14% | — | 3 sept 2026 | A stack overflow vulnerability was found in gfs2-utils. The hash table traversal code in metawalk.c uses alloca() with an exponentially-derived size from the untrusted on-disk di_depth field without bounds validation. A… |
| CVE-2026-82343 | Media (6.1) | 0.26% | — | 28 ago 2026 | A flaw was found in the file-psd plugin in GIMP. When processing a specially crafted PSD image file, the plugin does not properly validate the channel-count parameter. This incorrect validation leads to improper memory… |
| CVE-2026-82330 | Media (6.1) | 0.26% | — | 28 ago 2026 | A flaw was found in the file-pvr plugin in GIMP. When processing a specially crafted PVR image file, the VQ (compressed) decoder does not properly perform memory bounds checking. This missing validation results in a… |
| CVE-2026-82328 | Media (6.1) | 0.26% | — | 28 ago 2026 | A flaw was found in the file-ico plugin in GIMP. When processing a specially crafted ICO image file, the plugin does not properly validate the used_clrs (palette count) parameter. This incorrect validation leads to… |
| CVE-2026-82324 | Media (6.1) | 0.27% | — | 28 ago 2026 | A flaw was found in the file-iff (IFF/ILBM) plugin in GIMP. When processing a specially crafted IFF/ILBM image file, the plugin does not properly validate the HAM row size and improperly handles cases where the number… |
| CVE-2026-80101 | Media (4.4) | 0.23% | — | 25 ago 2026 | A flaw was found in the file-xwd plugin in GIMP. When processing a specially crafted XWD image file, the plugin validates the image width and bytes-per-line parameters independently rather than ensuring their combined… |
| CVE-2026-78475 | Media (6.1) | 0.26% | — | 24 ago 2026 | A flaw was found in the file-pix (ESM) plugin in GIMP. When processing a specially crafted PIX image file, the plugin allocates a Variable-Length Array (VLA) on the stack without proper bounds checking, causing an… |
| CVE-2026-73198 | Alta (7.5) | 0.43% | — | 20 ago 2026 | 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… |
| CVE-2026-73197 | Alta (7.5) | 0.43% | — | 20 ago 2026 | 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… |
| CVE-2026-73196 | Media (6.5) | 0.43% | — | 20 ago 2026 | A flaw was found in FreeIPA. A low-privilege authenticated user can exploit this vulnerability by submitting an oversized One-Time Password (OTP) key value. This oversized key is then decoded and re-encoded without… |
| CVE-2026-13097 | Alta (8.7) | 0.43% | — | 20 ago 2026 | 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… |
| CVE-2026-11861 | Alta (8.1) | 0.22% | — | 20 ago 2026 | 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… |
| CVE-2026-13002 | Media (4.4) | 0.15% | — | 14 ago 2026 | A flow has been identified into dnssec.c library, causing an infinite loop to dnsmasq service. An attacker who controls any DNSSEC-signed zone can hang the dnsmasq process with a single crafted response, killing all DNS… |
| CVE-2026-58224 | Media (6.5) | 0.33% | — | 14 ago 2026 | A flaw was found in Samba's CTDB, the clustered database service used by Samba. Insufficient integrity validation of received CTDB protocol packets allows malformed packets containing invalid field lengths, improperly… |
| CVE-2026-19617 | Media (5.5) | 0.14% | — | 14 ago 2026 | A flaw was found in libdm. A local attacker could craft a malicious Logical Volume Manager (LVM) metadata configuration with deeply nested structures. This could lead to uncontrolled recursion in the libdm configuration… |
| CVE-2026-73585 | Media (6.3) | 0.14% | — | 13 ago 2026 | A flaw was found in sblim-cmpi-base. Insecure temporary file creation in the provider registration scripts allows a local unprivileged user to perform a symlink attack. By creating a symlink in a world-writable… |
| CVE-2026-73584 | Media (6.3) | 0.13% | — | 13 ago 2026 | A flaw was found in sblim-sfcb. A local, low-privileged attacker can exploit a race condition during privileged instance migration by manipulating a temporary file in the `/tmp` directory. By repeatedly recreating a… |
| CVE-2026-73583 | Media (6.6) | 0.13% | — | 13 ago 2026 | A flaw was found in sblim-sfcb. A local attacker with access to the system can exploit an unsafe deserialization vulnerability in the provider-manager's inter-process communication (IPC) message parsing. By sending a… |
| CVE-2026-18728 | Media (6.5) | 0.19% | — | 13 ago 2026 | A flaw was found in open-iscsi. An integer underflow vulnerability in the `iscsiuio` component, specifically during IPv4 Dynamic Host Configuration Protocol (DHCP) parsing, allows a remote attacker on the same local… |
| CVE-2026-18727 | Media (6.5) | 0.19% | — | 12 ago 2026 | A flaw was found in open-iscsi's iscsiuio component. This vulnerability involves an integer underflow and out-of-bounds read during Dynamic Host Configuration Protocol for IPv6 (DHCPv6) packet parsing. Specifically,… |
| CVE-2026-18726 | Media (6.5) | 0.21% | — | 12 ago 2026 | A flaw was found in open-iscsi. This vulnerability allows a remote attacker on the same local network segment to cause a Denial of Service (DoS) in the iscsiuio daemon. By sending a specially crafted Internet Control… |
| CVE-2026-19654 | Alta (7.5) | 0.47% | — | 12 ago 2026 | 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… |
| CVE-2026-73434 | Media (6.1) | 0.15% | — | 12 ago 2026 | A flaw was found in GStreamer gst-plugins-good (avidemux). In gst_avi_demux_riff_parse_vprp(), the number of available gst_riff_vprp_video_field_desc entries is calculated by dividing the remaining buffer size by the… |
| CVE-2026-73433 | Media (6.6) | 0.15% | — | 12 ago 2026 | A flaw was found in GStreamer gst-plugins-good (avidemux). When parsing FUJIFILM metadata in an AVI strd chunk, gst_avi_demux_parse_strd() decrements a remaining-length counter by fixed offsets (98 and 10 bytes) without… |
| CVE-2026-19548 | Media (5.5) | 0.15% | — | 12 ago 2026 | Multiple Use-After-Free vulnerabilities were found in the add_archive_element function in ld/ldmain.c of the GNU linker (ld), a component of binutils. The root cause is that plugin_maybe_claim() in ld/plugin.c frees the… |
| CVE-2026-19550 | Alta (8.2) | 0.29% | — | 11 ago 2026 | 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… |
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