CVE-2026-18839

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

DEBIAN-CVE-2026-18839

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

UBUNTU-CVE-2026-18839

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

CVE-2026-18839

The CVE-2026-18839 vulnerability concerns the popt library: an integer size_t underflow occurs when formatting help text for option tables that exceed terminal width. The issue is exploitable locally by causing an application to print help, potentially crashing the application or rendering the he...

EUVD-2026-53642

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

CVE-2026-18839

An integer underflow was found in the popt library when formatting help text for option tables that exceed the terminal width. A local user who can cause an application to print help under those conditions may cause that application to crash or fail to display help, resulting in a denial of servi...

CVE-2026-64573

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: qca: fix NVM tag length underflow in TLV parser In the TLVTYPENVM branch of qcatlvcheckdata the tag loop bound is "while idx length - sizeofstruct tlvtypenvm". "length" is a signed int from the firmware TLV header and...

CVE-2026-71202

A flaw was found in the raster Rust crate. A remote attacker could exploit an integer underflow vulnerability in the image cropping function by sending a specially crafted request. This could lead to a denial of service DoS, causing the application to crash and become unavailable. Mitigation...

CVE-2026-71202 raster - Integer Underflow in crop() Offset Handling Causes Capacity-Overflow Panic

The raster Rust crate's crop function src/editor.rs clamps the crop width/height against source dimensions but only clamps the offsetx/offsety parameters against 0, never against the source width/height...

CVE-2026-71202 raster - Integer Underflow in crop() Offset Handling Causes Capacity-Overflow Panic

The raster Rust crate's crop function src/editor.rs clamps the crop width/height against source dimensions but only clamps the offsetx/offsety parameters against 0, never against the source width/height...

CVE-2026-24077

CVE-2026-24077 is described as an Information Disclosure vulnerability in Qualcomm WLAN Host related to processing wireless network channel switch information with improperly formatted length fields. The connected records (CVE-List and CVE enrichment) reference this as an Integer Underflow in the...

mingw-glib2 security update

An update is available for mingw-glib2. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list GLib provides the core application building blocks for libraries and...

EUVD-2026-51336

An unsigned integer underflow in the PubSub signature verification path in open62541 may allow a remote attacker to cause a denial of service via a crafted UDP packet...

CVE-2026-63362

An unsigned integer underflow in the PubSub signature verification path in open62541 may allow a remote attacker to cause a denial of service via a crafted UDP packet...

CVE-2026-13308

Autel MaxiCharger AC Elite Home WebSockets Integer Underflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Autel MaxiCharger AC Elite Home EV chargers. Authentication is not required to exploit this...

Security Updates for Microsoft Malware Protection Engine (July 2026)

The Microsoft Malware Protection Engine installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities: - Integer underflow wrap or wraparound in Microsoft Defender allows an unauthorized attacker to execute code locally. CVE-2026-55011 - Integ...

GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS)

Summary The Diameter AVP decoder in github.com/gopacket/gopacket computes dataLength := avp.Length - uint32headerSize without first ensuring avp.Length = headerSize. When the Vendor flag is set, headerSize is 12, but the only length guard upstream rejects avp.Length CWE-770 unbounded allocation...

CVE-2026-51254

Rejected reason: DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none...

ALPINE-CVE-2026-62424

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. The directory and Rock Ridge / SUSP walk in libfsimage's iso9660 driver derives several lengths directly from attacker-controlled on-disk fields without validating them:...

ALPINE-CVE-2026-62425

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. The directory and Rock Ridge / SUSP walk in libfsimage's iso9660 driver derives several lengths directly from attacker-controlled on-disk fields without validating them:...