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Azure Linux

13,277 known vulnerabilities.

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  • High 7.8
    CVE-2026-68138 Public exploit

    net/sched: serialize qdisc_rtab_list against concurrent get/put

    In the Linux kernel, the following vulnerability has been resolved: net/sched: serialize qdisc_rtab_list against concurrent get/put qdisc_get_rtab() and qdisc_put_rtab() mutate the process-global singly linked list qdisc_rtab_list and a plain non-atomic 'int …

  • Medium 6.3
    CVE-2026-71557 Public exploit

    go-git: Malicious reference names may modify files outside the reference storage

    go-git is an extensible git implementation library written in pure Go. Prior to 5.19.2 and 6.0.0-alpha.5, reference names are not sanitized before being used to construct on-disk paths under the reference storage directory, so a maliciously crafted reference …

  • Critical 9.8
    CVE-2026-64564 Public exploit

    sctp: don't free the ASCONF's own transport in DEL-IP processing

    In the Linux kernel, the following vulnerability has been resolved: sctp: don't free the ASCONF's own transport in DEL-IP processing sctp_process_asconf() caches the transport the ASCONF chunk is processed against in asconf->transport (== chunk->transport, se…

  • High 7.8
    CVE-2026-64563 Public exploit

    rhashtable: clear stale iter->p on table restart

    In the Linux kernel, the following vulnerability has been resolved: rhashtable: clear stale iter->p on table restart rhashtable_walk_start_check() has two restart paths when resuming a walk. When iter->walker.tbl is valid, it re-validates iter->p against the …

  • High 8.8
    CVE-2026-64561 Public exploit

    KVM: x86: Check for invalid/obsolete root *after* making MMU pages available

    In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Check for invalid/obsolete root *after* making MMU pages available Check for a "stale" page fault, i.e. for an invalid and/or obsolete root, after making MMU pages available for the…

  • Medium 6.3
    CVE-2026-69243 Public exploit

    AIOHTTP: HTTP request smuggling via WebSocket upgrade

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the HTTP parsers were vulnerable to a request smuggling attack relating to WebSocket upgrades. If using the server-side component, an attacker may be able to exec…

  • Low 3.3
    CVE-2026-58039 Public exploit

    A flaw in Node.js Permission Model enforcement allows process.report writes (and overwrites) files outside --allow-fs-w…

  • High 8.8
    CVE-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…

  • High 8.1
    CVE-2026-17543 Public exploit

    SQL injection in ext-pgsql via E'...' backslash breakout

    Improper escaping of backslashes in attacker-provided parameters would allow for trivial SQL injection in PHP versions from 8.2.* before 8.2.33, from 8.3.* before 8.3.33, from 8.4.* before 8.4.24, and from 8.5.* before 8.5.9.

  • High 7.5
    CVE-2026-58043 Public exploit

    A flaw in Node.js Permission Model enforcement can over-grant filesystem access across radix-tree prefix boundaries. Un…

  • Medium 4.1
    CVE-2026-56850 Public exploit

    A flaw in Node.js HTTPS Agent connection reuse can cause PFX object-array key collisions, allowing mutual TLS (mTLS) cl…

  • Low 3.3
    CVE-2026-56847 Public exploit

    A flaw in Node.js Permission Model enforcement allows `trace_events.createTracing().enable()` Writes Trace Logs Outside…

  • Medium 6.3
    CVE-2026-58040 Public exploit

    An incomplete fix has been identified in Node.js: HTTPS Agent TLS session reuse skips hostname verification across iden…

  • High 7.8
    CVE-2026-64560 Public exploit

    posix-cpu-timers: Prevent UAF caused by non-leader exec() race

    In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Prevent UAF caused by non-leader exec() race Wongi and Jungwoo decoded and reported a non-leader exec() related race which can result in an UAF: sys_timer_delete() exec() po…

  • High 7.8
    CVE-2026-18107 Public exploit

    Criu: criu: container escape via rseq critical section hijack during checkpoint/restore

    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…

  • High 8.7
    CVE-2026-59248 Public exploit

    Unbounded HPACK/QPACK prefixed-integer decoding in Cowlib causes memory-exhaustion DoS

    Allocation of resources without limits vulnerability in ninenines cowlib allows an unauthenticated remote HTTP/2 or HTTP/3 peer to exhaust memory on the vulnerable server (or client) and cause a denial of service. The HPACK and QPACK prefixed-integer decoder …

  • High 7.8
    CVE-2026-64531 Public exploit

    net: openvswitch: reject oversized nested action attrs

    In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nla_len field is u16. Commit a1e64addf3ff ("net: openvswitch: remove misbeh…

  • Unscored —
    CVE-2026-64507 Public exploit

    x86/bugs: Enable IBPB flush on BPF JIT allocation

    In the Linux kernel, the following vulnerability has been resolved: x86/bugs: Enable IBPB flush on BPF JIT allocation Enable hardening against JIT spraying when Spectre-v2 mitigations are in use. Specifically, issue an IBPB flush on BPF JIT memory reuse. Skip…

  • High 7.8
    CVE-2026-64600 Public exploit

    xfs: resample the data fork mapping after cycling ILOCK

    In the Linux kernel, the following vulnerability has been resolved: xfs: resample the data fork mapping after cycling ILOCK xfs_reflink_fill_{cow_hole,delalloc} are both presented with an inode, a data fork mapping, and a cow fork mapping. Unfortunately, thes…

  • High 7.5
    CVE-2026-56852 Public exploit

    Infinite loop on invalid input in golang.org/x/text

    A norm.Iter can enter an infinite loop when handling input containing invalid UTF-8 bytes.

  • High 7.3
    CVE-2026-12080 Public exploit

    Qemu-kvm: qemu-guest-agent: local privilege escalation via symlink attack in guest-ssh-add-authorized-keys

    A flaw was found in the QEMU Guest Agent (qga). A local unprivileged user can exploit a vulnerability in the guest-ssh-add-authorized-keys command handler by manipulating symbolic links. This can occur either through a deterministic directory-symlink bypass o…

  • Medium 6.5
    CVE-2026-47729 Public exploit

    Squid: Memory disclosure in FTP gateway

    Squid is a caching proxy for the Web. Prior to 7.6, due to an improper validation of syntactic correctness of input in the FTP gateway (src/clients/FtpGateway.cc), Squid is vulnerable to an out-of-bounds read: when a listing entry date in the TypeA or TypeB d…

  • High 8.1
    CVE-2026-42533 Public exploit

    NGINX Map directive and Regex matching vulnerability

    A vulnerability exists in NGINX Plus and NGINX Open Source when a map directive uses regex matching and a string expression references the map's regex capture variables before referencing the map output variable. Alternatively, the same result could be achiev…

  • Medium 5.1
    CVE-2026-14461 Public exploit

    Out-of-bound read in mtr

    mtr is vulnerable to Out-of-bound read vulnerability in ipinfo_lookup() function. An attacker who can influence the TXT response used for AS lookups can trigger this bug by returning a DNS response that is larger than 512 bytes and uses a crafted compression …

  • High 7.8
    CVE-2026-53362 Exploited Public exploit

    ipv6: account for fraggap on the paged allocation path

    In the Linux kernel, the following vulnerability has been resolved: ipv6: account for fraggap on the paged allocation path In __ip6_append_data(), when the paged-allocation branch is taken (MSG_MORE / NETIF_F_SG / large fraglen), alloclen and pagedlen are com…

    KEV Aug 27, 2026
  • High 7.1
    CVE-2026-53361 Public exploit

    af_unix: Set gc_in_progress to true in unix_gc().

    In the Linux kernel, the following vulnerability has been resolved: af_unix: Set gc_in_progress to true in unix_gc(). Igor Ushakov reported that unix_gc() could run with gc_in_progress being false if the work is scheduled while running: Thread 1 Thread 2 Thre…

  • High 7.5
    CVE-2026-8932 Public exploit

    incomplete mTLS config matching in conn reuse

    libcurl would reuse a previously created connection even when some mTLS config related option had been changed that should have prohibited reuse. libcurl keeps previously used connections in a connection pool for subsequent transfers to reuse if one of them m…

  • High 7.3
    CVE-2026-46680 Public exploit

    containerd user ID handling bypass allows runAsNonRoot evasion

    containerd is an open-source container runtime. In versions prior to 1.7.32, 2.0.9, 2.2.4 and 2.3.1, containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username, leading to runAsNonRoot eva…

  • High 7.5
    CVE-2026-20217 Public exploit

    ClamAV PESpin File Format Processing Out-of-Bounds Memory Corruption Vulnerability

    A vulnerability in the PESpin file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition, or possibly other expanded impacts, resulting from memory corruption on an affected device. This vulnerability is due to impro…

  • Medium 6.5
    CVE-2026-58058 Public exploit

    Nmap - Integer Underflow in IPv6 Extension Header Parsing

    Nmap through 7.99 does not keep the IPv6 extension-header walk within the captured packet in ipv6_get_data_primitive (libnetutil/netutil.cc), so the pointer advances past the buffer and the remaining-length computation underflows to a large value. A scanned t…

  • High 8.8
    CVE-2026-53266 Exploited Public exploit

    netfilter: bridge: make ebt_snat ARP rewrite writable

    In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebt_snat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source address rewrite behind skb_ensure_writable(skb, 0). This is intentional: at the bridge…

    KEV Sep 18, 2026
  • High 7.8
    CVE-2026-53264 Public exploit

    net/sched: act_api: use RCU with deferred freeing for action lifecycle

    In the Linux kernel, the following vulnerability has been resolved: net/sched: act_api: use RCU with deferred freeing for action lifecycle When NEWTFILTER and DELFILTER are run concurrently it is possible to create a race with an associated action. Let's illu…

  • Unscored —
    CVE-2026-53157 Public exploit

    net: phonet: free phonet_device after RCU grace period

    In the Linux kernel, the following vulnerability has been resolved: net: phonet: free phonet_device after RCU grace period phonet_device_destroy() removes a phonet_device from the per-net device list with list_del_rcu(), but frees it immediately. RCU readers …

  • High 7.8
    CVE-2026-52943 Public exploit

    net: skbuff: fix missing zerocopy reference in pskb_carve helpers

    In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix missing zerocopy reference in pskb_carve helpers pskb_carve_inside_header() and pskb_carve_inside_nonlinear() both copy the old skb_shared_info header into a new buffer via m…

  • Critical 9.8
    CVE-2026-52924 Public exploit

    sctp: purge outqueue on stale COOKIE-ECHO handling

    In the Linux kernel, the following vulnerability has been resolved: sctp: purge outqueue on stale COOKIE-ECHO handling sctp_stream_update() is only invoked when the association is moved into COOKIE_WAIT during association setup/reconfiguration. In this path, …

  • High 7.8
    CVE-2026-52923 Public exploit

    ipc: limit next_id allocation to the valid ID range

    In the Linux kernel, the following vulnerability has been resolved: ipc: limit next_id allocation to the valid ID range The checkpoint/restore sysctl path can request the next SysV IPC id through ids->next_id. ipc_idr_alloc() currently forwards that request t…

  • Medium 6.5
    CVE-2026-9539 Public exploit

    libslirp TCP URG OOB Read Information Leak

    An out-of-bounds heap read and integer underflow in the TCP urgent data handling (sosendoob) in freedesktop.org libslirp version before v4.9.2 on hypervisor host environments (e.g., QEMU) allows a privileged guest VM attacker (root or CAP_NET_RAW) to leak gig…

  • Low 2.9
    CVE-2026-57062 Public exploit

    CMS (Cryptographic Message Syntax) parsing in gpgsm in GnuPG through 2.5.20 mishandles the CMS format for AES-GCM becau…

  • High 8.1
    CVE-2026-55200 Public exploit

    libssh2 - Out-of-Bounds Write via Unchecked packet_length in transport.c

    libssh2 1.11.1, fixed in commit 97acf3d, contains an out-of-bounds write vulnerability in ssh2_transport_read() that fails to enforce upper bounds on packet_length field. Remote attackers can send crafted SSH packets with excessively large packet_length value…

  • High 8.1
    CVE-2026-42055 Public exploit

    NGINX ngx_http_proxy_v2_module and ngx_http_grpc_module vulnerability

    NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_proxy_v2_module and ngx_http_grpc_module modules. This vulnerability exists when the proxy_http_version to 2 or grpc_pass directives are used to proxy HTTP/2 traffic, the ignore_invalid_hea…