UBUNTU-CVE-2026-31789

Issue summary: Converting an excessively large OCTET STRING value to a hexadecimal string leads to a heap buffer overflow on 32 bit platforms. Impact summary: A heap buffer overflow may lead to a crash or possibly an attacker controlled code execution or other undefined behavior. If an attacker c...

LibRaw x3f_load_huffman heap-based buffer overflow vulnerability

Talos Vulnerability Report TALOS-2026-2359 LibRaw x3floadhuffman heap-based buffer overflow vulnerability April 7, 2026 CVE Number CVE-2026-24660 SUMMARY A heap-based buffer overflow vulnerability exists in the x3floadhuffman functionality of LibRaw Commit d20315b. A specially crafted malicious...

LibRaw x3f_thumb_loader heap-based buffer overflow vulnerability

Talos Vulnerability Report TALOS-2026-2358 LibRaw x3fthumbloader heap-based buffer overflow vulnerability April 7, 2026 CVE Number CVE-2026-20889 SUMMARY A heap-based buffer overflow vulnerability exists in the x3fthumbloader functionality of LibRaw Commit d20315b. A specially crafted malicious...

PT-2026-31040

Name of the Vulnerable Software and Affected Versions OpenSSL affected versions not specified Description Converting an excessively large OCTET STRING value to a hexadecimal string leads to a heap buffer overflow on 32-bit platforms. This occurs when a crafted X.509 certificate contains an...

CVE-2026-34589

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From 3.2.0 to before 3.2.7, 3.3.9, and 3.4.9, the DWA lossy decoder constructs temporary per-component block pointers using signed 32-bit arithmetic. Fo...

CVE-2026-34589

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From 3.2.0 to before 3.2.7, 3.3.9, and 3.4.9, the DWA lossy decoder constructs temporary per-component block pointers using signed 32-bit arithmetic. Fo...

PT-2026-30723

SymCrypt is the core cryptographic function library currently used by Windows. From 103.5.0 to before 103.11.0, The SymCryptXmssSign function passes a 64-bit leaf count value to a helper function that accepts a 32-bit parameter. For XMSS^MT parameter sets with total tree height = 32 which include...

SUSE CVE-2026-23459

In the Linux kernel, the following vulnerability has been resolved: iptunnel: adapt iptunnelxmitstats to NETDEVPCPUSTATDSTATS Blamed commits forgot that vxlan/geneve use udptunnel6xmitskb which call iptunnelxmitstats. iptunnelxmitstats was assuming tunnels were only using NETDEVPCPUSTATTSTATS...

CVE-2026-5476

CVE-2026-5476 affects NASA cFS up to 7.0.0 on 32-bit. The vulnerability is in CFE_TBL_ValidateCodecLoadSize (cfe/modules/tbl/fsw/src/cfe_tbl_passthru_codec.c) and is caused by an integer overflow. The documented attack complexity is high and exploitability is described as difficult. A fix is plan...

CVE-2026-5476 NASA cFS cfe_tbl_passthru_codec.c CFE_TBL_ValidateCodecLoadSize integer overflow

A vulnerability was identified in NASA cFS up to 7.0.0 on 32-bit. Affected is the function CFETBLValidateCodecLoadSize of the file cfe/modules/tbl/fsw/src/cfetblpassthrucodec.c. The manipulation leads to integer overflow. The complexity of an attack is rather high. The exploitability is told to b...

UBUNTU-CVE-2026-23459

In the Linux kernel, the following vulnerability has been resolved: iptunnel: adapt iptunnelxmitstats to NETDEVPCPUSTATDSTATS Blamed commits forgot that vxlan/geneve use udptunnel6xmitskb which call iptunnelxmitstats. iptunnelxmitstats was assuming tunnels were only using NETDEVPCPUSTATTSTATS...

PT-2026-30153

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained an issue within the ip tunnel module where the iptunnel xmit stats function incorrectly assumed tunnels only used NETDEV PCPU STAT TSTATS. This occurred becaus...

CVE-2025-43405

creationtimestamp| type| source ---|---|--- 2026-04-02 22:20:32+00:00| seen| Telegram/wWHvFepuomphlvUrhwS7vzUP2t5qXRFryLArMmzBGR2vgG4...

CVE-2025-43413

creationtimestamp| type| source ---|---|--- 2026-04-02 22:20:32+00:00| seen| Telegram/wWHvFepuomphlvUrhwS7vzUP2t5qXRFryLArMmzBGR2vgG4...

CVE-2025-43316

creationtimestamp| type| source ---|---|--- 2026-04-02 22:19:32+00:00| seen| Telegram/twQJKlobqCRh9RL5tSZmpMuaBSUEPIk0d1syiBwJwFL7d0...

HTTPS Fetch, Windows Upload/Execute, Bind IPv6 TCP Stager with UUID Support (Windows x86)

Fetch and execute an x86 payload from an HTTPS server. Uploads an executable and runs it staged. Listen for an IPv6 connection with UUID Support Windows x86 Module Options msf use payload/cmd/windows/https/x86/upexec/bindipv6tcpuuid msf payloadbindipv6tcpuuid show actions ...actions... msf...

HTTPS Fetch, Find Tag Ordinal Stager

Fetch and execute an x86 payload from an HTTPS server. Use an established connection Module Options msf use payload/cmd/windows/https/x86/peinject/findtag msf payloadfindtag show actions ...actions... msf payloadfindtag set ACTION msf payloadfindtag show options ...show and set options... msf...

HTTPS Fetch, Windows Reverse HTTP Stager (winhttp)

Fetch and execute an x86 payload from an HTTPS server. Tunnel communication over HTTP Windows winhttp Module Options msf use payload/cmd/windows/https/x86/vncinject/reversewinhttp msf payloadreversewinhttp show actions ...actions... msf payloadreversewinhttp set ACTION msf payloadreversewinhttp...

HTTPS Fetch, Reverse TCP Stager

Fetch and execute an x86 payload from an HTTPS server. Connect back to the attacker Module Options msf use payload/cmd/windows/https/x86/peinject/reversetcp msf payloadreversetcp show actions ...actions... msf payloadreversetcp set ACTION msf payloadreversetcp show options ...show and set...

HTTPS Fetch, Windows Command Shell, Reverse All-Port TCP Stager

Fetch and execute an x86 payload from an HTTPS server. Spawn a piped command shell staged. Try to connect back to the attacker, on all possible ports 1-65535, slowly Module Options msf use payload/cmd/windows/https/x86/shell/reversetcpallports msf payloadreversetcpallports show actions...