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Linux

20,708 known vulnerabilities.

20,708 results · Feed

  • Unscored —

    ksmbd: Fix memory leak in get_file_all_info()

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix memory leak in get_file_all_info() In get_file_all_info(), if vfs_getattr() fails, the function returns immediately without freeing the allocated filename, leading to a memory leak…

  • Unscored —

    net: dsa: properly keep track of conduit reference

    In the Linux kernel, the following vulnerability has been resolved: net: dsa: properly keep track of conduit reference Problem description ------------------- DSA has a mumbo-jumbo of reference handling of the conduit net device and its kobject which, sadly, …

  • Unscored —

    cifs: Fix memory and information leak in smb3_reconfigure()

    In the Linux kernel, the following vulnerability has been resolved: cifs: Fix memory and information leak in smb3_reconfigure() In smb3_reconfigure(), if smb3_sync_session_ctx_passwords() fails, the function returns immediately without freeing and erasing the…

  • High 7.5

    ksmbd: Fix refcount leak when invalid session is found on session lookup

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2_SESSION_VALID, It indicates that no valid session was found, but it …

  • Unscored —

    net/handshake: restore destructor on submit failure

    In the Linux kernel, the following vulnerability has been resolved: net/handshake: restore destructor on submit failure handshake_req_submit() replaces sk->sk_destruct but never restores it when submission fails before the request is hashed. handshake_sk_dest…

  • Unscored —

    KEYS: trusted: Fix a memory leak in tpm2_load_cmd

    In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix a memory leak in tpm2_load_cmd 'tpm2_load_cmd' allocates a tempoary blob indirectly via 'tpm2_key_decode' but it is not freed in the failure paths. Address this by wrapping…

  • High 7.5

    netfilter: nf_conncount: fix leaked ct in error paths

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conncount: fix leaked ct in error paths There are some situations where ct might be leaked as error paths are skipping the refcounted check and return immediately. In order to s…

  • High 7.8

    usb: phy: isp1301: fix non-OF device reference imbalance

    In the Linux kernel, the following vulnerability has been resolved: usb: phy: isp1301: fix non-OF device reference imbalance A recent change fixing a device reference leak in a UDC driver introduced a potential use-after-free in the non-OF case as the isp1301…

  • Unscored —

    net: sock: fix hardened usercopy panic in sock_recv_errqueue

    In the Linux kernel, the following vulnerability has been resolved: net: sock: fix hardened usercopy panic in sock_recv_errqueue skbuff_fclone_cache was created without defining a usercopy region, [1] unlike skbuff_head_cache which properly whitelists the cb[…

  • Low 3.7

    Glib: glib: denial of service via integer overflow in g_buffered_input_stream_peek()

    A flaw was found in glib. Missing validation of offset and count parameters in the g_buffered_input_stream_peek() function can lead to an integer overflow during length calculation. When specially crafted values are provided, this overflow results in an incor…

  • Unscored —

    net/sched: sch_qfq: Fix NULL deref when deactivating inactive aggregate in qfq_reset

    In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_qfq: Fix NULL deref when deactivating inactive aggregate in qfq_reset `qfq_class->leaf_qdisc->q.qlen > 0` does not imply that the class itself is active. Two qfq_class objects …

  • Low 2.9

    Libxml2: libxml2: denial of service via crafted xml catalogs

    A flaw was found in the libxml2 library. This uncontrolled resource consumption vulnerability occurs when processing XML catalogs that contain repeated <nextCatalog> elements pointing to the same downstream catalog. A remote attacker can exploit this by suppl…

  • Low 3.7

    Libxml2: unbounded relaxng include recursion leading to stack overflow

    A flaw was identified in the RelaxNG parser of libxml2 related to how external schema inclusions are handled. The parser does not enforce a limit on inclusion depth when resolving nested <include> directives. Specially crafted or overly complex schemas can ca…

  • Medium 5.9

    Libxml2: libxml2: denial of service via uncontrolled recursion in xml catalog processing

    A flaw was found in libxml2, an XML parsing library. This uncontrolled recursion vulnerability occurs in the xmlCatalogXMLResolveURI function when an XML catalog contains a delegate URI entry that references itself. A remote attacker could exploit this config…

  • Medium 6.5

    Vsftpd: vsftpd: denial of service via integer overflow in ls command parameter parsing

    A flaw was found in vsftpd. This vulnerability allows a denial of service (DoS) via an integer overflow in the ls command parameter parsing, triggered by a remote, authenticated attacker sending a crafted STAT command with a specific byte sequence.

  • Unscored —

    mptcp: ensure context reset on disconnect()

    In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure context reset on disconnect() After the blamed commit below, if the MPC subflow is already in TCP_CLOSE status or has fallback to TCP at mptcp_disconnect() time, mptcp_do_fastcl…

  • Unscored —

    clk: samsung: exynos-clkout: Assign .num before accessing .hws

    In the Linux kernel, the following vulnerability has been resolved: clk: samsung: exynos-clkout: Assign .num before accessing .hws Commit f316cdff8d67 ("clk: Annotate struct clk_hw_onecell_data with __counted_by") annotated the hws member of 'struct clk_hw_on…

  • Unscored —

    cpuset: fix warning when disabling remote partition

    In the Linux kernel, the following vulnerability has been resolved: cpuset: fix warning when disabling remote partition A warning was triggered as follows: WARNING: kernel/cgroup/cpuset.c:1651 at remote_partition_disable+0xf7/0x110 RIP: 0010:remote_partition_…

  • Unscored —

    drm/tilcdc: Fix removal actions in case of failed probe

    In the Linux kernel, the following vulnerability has been resolved: drm/tilcdc: Fix removal actions in case of failed probe The drm_kms_helper_poll_fini() and drm_atomic_helper_shutdown() helpers should only be called when the device has been successfully reg…

  • Unscored —

    media: mediatek: vcodec: Use spinlock for context list protection lock

    In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: Use spinlock for context list protection lock Previously a mutex was added to protect the encoder and decoder context lists from unexpected changes originating from t…

  • Unscored —

    kernel/kexec: fix IMA when allocation happens in CMA area

    In the Linux kernel, the following vulnerability has been resolved: kernel/kexec: fix IMA when allocation happens in CMA area *** Bug description *** When I tested kexec with the latest kernel, I ran into the following warning: [ 40.712410] ------------[ cut …

  • Unscored —

    drm/msm/dpu: Add missing NULL pointer check for pingpong interface

    In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Add missing NULL pointer check for pingpong interface It is checked almost always in dpu_encoder_phys_wb_setup_ctl(), but in a single place the check is missing. Also use conveni…

  • Unscored —

    octeontx2-pf: fix "UBSAN: shift-out-of-bounds error"

    In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: fix "UBSAN: shift-out-of-bounds error" This patch ensures that the RX ring size (rx_pending) is not set below the permitted length. This avoids UBSAN shift-out-of-bounds errors …

  • High 7.1

    media: adv7842: Avoid possible out-of-bounds array accesses in adv7842_cp_log_status()

    In the Linux kernel, the following vulnerability has been resolved: media: adv7842: Avoid possible out-of-bounds array accesses in adv7842_cp_log_status() It's possible for cp_read() and hdmi_read() to return -EIO. Those values are further used as indexes for…

  • Unscored —

    mm/page_alloc: change all pageblocks migrate type on coalescing

    In the Linux kernel, the following vulnerability has been resolved: mm/page_alloc: change all pageblocks migrate type on coalescing When a page is freed it coalesces with a buddy into a higher order page while possible. When the buddy page migrate type differ…

  • Unscored —

    md/raid5: fix possible null-pointer dereferences in raid5_store_group_thread_cnt()

    In the Linux kernel, the following vulnerability has been resolved: md/raid5: fix possible null-pointer dereferences in raid5_store_group_thread_cnt() The variable mddev->private is first assigned to conf and then checked: conf = mddev->private; if (!conf) ..…

  • Unscored —

    RDMA/irdma: avoid invalid read in irdma_net_event

    In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: avoid invalid read in irdma_net_event irdma_net_event() should not dereference anything from "neigh" (alias "ptr") until it has checked that the event is NETEVENT_NEIGH_UPDATE. Ot…

  • High 7.5

    smc91x: fix broken irq-context in PREEMPT_RT

    In the Linux kernel, the following vulnerability has been resolved: smc91x: fix broken irq-context in PREEMPT_RT When smc91x.c is built with PREEMPT_RT, the following splat occurs in FVP_RevC: [ 13.055000] smc91x LNRO0003:00 eth0: link up, 10Mbps, half-duplex…

  • High 7.5

    crypto: seqiv - Do not use req->iv after crypto_aead_encrypt

    In the Linux kernel, the following vulnerability has been resolved: crypto: seqiv - Do not use req->iv after crypto_aead_encrypt As soon as crypto_aead_encrypt is called, the underlying request may be freed by an asynchronous completion. Thus dereferencing re…

  • High 7.8

    drm/i915/gem: Zero-initialize the eb.vma array in i915_gem_do_execbuffer

    In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Zero-initialize the eb.vma array in i915_gem_do_execbuffer Initialize the eb.vma array with values of 0 when the eb structure is first set up. In particular, this sets the eb->v…

  • Unscored —

    LoongArch: BPF: Sign extend kfunc call arguments

    In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Sign extend kfunc call arguments The kfunc calls are native calls so they should follow LoongArch calling conventions. Sign extend its arguments properly to avoid kernel panic…

  • High 7.5

    erspan: Initialize options_len before referencing options.

    In the Linux kernel, the following vulnerability has been resolved: erspan: Initialize options_len before referencing options. The struct ip_tunnel_info has a flexible array member named options that is protected by a counted_by(options_len) attribute. The co…

  • High 7.1

    wifi: mac80211: Discard Beacon frames to non-broadcast address

    In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Discard Beacon frames to non-broadcast address Beacon frames are required to be sent to the broadcast address, see IEEE Std 802.11-2020, 11.1.3.1 ("The Address 1 field of the …

  • High 7.5

    mptcp: avoid deadlock on fallback while reinjecting

    In the Linux kernel, the following vulnerability has been resolved: mptcp: avoid deadlock on fallback while reinjecting Jakub reported an MPTCP deadlock at fallback time: WARNING: possible recursive locking detected 6.18.0-rc7-virtme #1 Not tainted ----------…

  • Unscored —

    tracing: Do not register unsupported perf events

    In the Linux kernel, the following vulnerability has been resolved: tracing: Do not register unsupported perf events Synthetic events currently do not have a function to register perf events. This leads to calling the tracepoint register functions with a NULL…

  • Unscored —

    ext4: fix string copying in parse_apply_sb_mount_options()

    In the Linux kernel, the following vulnerability has been resolved: ext4: fix string copying in parse_apply_sb_mount_options() strscpy_pad() can't be used to copy a non-NUL-term string into a NUL-term string of possibly bigger size. Commit 0efc5990bca5 ("stri…

  • Unscored —

    drm/msm/a6xx: move preempt_prepare_postamble after error check

    In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: move preempt_prepare_postamble after error check Move the call to preempt_prepare_postamble() after verifying that preempt_postamble_ptr is valid. If preempt_postamble_ptr is NU…

  • Unscored —

    iommufd/selftest: Check for overflow in IOMMU_TEST_OP_ADD_RESERVED

    In the Linux kernel, the following vulnerability has been resolved: iommufd/selftest: Check for overflow in IOMMU_TEST_OP_ADD_RESERVED syzkaller found it could overflow math in the test infrastructure and cause a WARN_ON by corrupting the reserved interval tr…

  • Unscored —

    parisc: Do not reprogram affinitiy on ASP chip

    In the Linux kernel, the following vulnerability has been resolved: parisc: Do not reprogram affinitiy on ASP chip The ASP chip is a very old variant of the GSP chip and is used e.g. in HP 730 workstations. When trying to reprogram the affinity it will crash …

  • High 7.5

    SUNRPC: svcauth_gss: avoid NULL deref on zero length gss_token in gss_read_proxy_verf

    In the Linux kernel, the following vulnerability has been resolved: SUNRPC: svcauth_gss: avoid NULL deref on zero length gss_token in gss_read_proxy_verf A zero length gss_token results in pages == 0 and in_token->pages[0] is NULL. The code unconditionally ev…