109 matches found
SUSE CVE-2025-11678
Stack-based Buffer Overflow in lwsadnsparselabel in warmcat libwebsockets allows, when the LWSWITHSYSASYNCDNS flag is enabled during compilation, to overflow the labelstack, when the attacker is able to sniff a DNS request in order to craft a response with a matching id containing a label longer...
SUSE CVE-2025-11680
Out-of-bounds Write in unfilterscanline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to write past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
EUVD-2025-35057
Stack-based Buffer Overflow in lwsadnsparselabel in warmcat libwebsockets allows, when the LWSWITHSYSASYNCDNS flag is enabled during compilation, to overflow the labelstack, when the attacker is able to sniff a DNS request in order to craft a response with a matching id containing a label longer...
EUVD-2025-35055
Out-of-bounds Write in unfilterscanline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to write past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
Out-of-bounds Read
Overview Affected versions of this package are vulnerable to Out-of-bounds Read via the lwsupngemitnextline function when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used. An attacker can cause a crash or read past a heap-allocated buffer by enticing a user to...
CVE-2025-11680
Out-of-bounds Write in unfilterscanline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to write past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
DEBIAN-CVE-2025-11677
Use After Free in WebSocket server implementation in lwshandshakeserver in warmcat libwebsockets may allow an attacker, in specific configurations where the user provides a callback function that handles LWSCALLBACKHTTPCONFIRMUPGRADE, to achieve denial of service...
UBUNTU-CVE-2025-11678
Stack-based Buffer Overflow in lwsadnsparselabel in warmcat libwebsockets allows, when the LWSWITHSYSASYNCDNS flag is enabled during compilation, to overflow the labelstack, when the attacker is able to sniff a DNS request in order to craft a response with a matching id containing a label longer...
UBUNTU-CVE-2025-11680
Out-of-bounds Write in unfilterscanline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to write past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
UBUNTU-CVE-2025-11679
Out-of-bounds Read in lwsupngemitnextline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to read past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
UBUNTU-CVE-2025-11677
Use After Free in WebSocket server implementation in lwshandshakeserver in warmcat libwebsockets may allow an attacker, in specific configurations where the user provides a callback function that handles LWSCALLBACKHTTPCONFIRMUPGRADE, to achieve denial of service...
CVE-2025-11680 Out-of-bounds Write in libwebsockets PNG parsing
Out-of-bounds Write in unfilterscanline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to write past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
CVE-2025-11680
Out-of-bounds Write in unfilterscanline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to write past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
CVE-2025-11680
CVE-2025-11680 affects libwebsockets’ unfilter_scanline in the warmcat library. When compiled with LWS_WITH_UPNG and the HTML display stack is used, a crafted PNG with a large width can trigger an integer overflow that determines the size of a heap allocation, enabling an out-of-bounds write and ...
CVE-2025-11680 Out-of-bounds Write in libwebsockets PNG parsing
Out-of-bounds Write in unfilterscanline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to write past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
CVE-2025-11680
Out-of-bounds Write in unfilterscanline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to write past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
CVE-2025-11679
Out-of-bounds Read in lwsupngemitnextline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to read past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
CVE-2025-11679 Out-of-bounds Read in libwebsockets PNG parsing
Out-of-bounds Read in lwsupngemitnextline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to read past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...
CVE-2025-11679
CVE-2025-11679 affects warmcat libwebsockets where an out-of-bounds read in lws_upng_emit_next_line can occur if LWS_WITH_UPNG is enabled and the HTML display stack is used, potentially crashing a heap-allocated buffer when a crafted PNG with large height is viewed. Public sources (Fedora, Debian...
CVE-2025-11679 Out-of-bounds Read in libwebsockets PNG parsing
Out-of-bounds Read in lwsupngemitnextline in warmcat libwebsockets allows, when the LWSWITHUPNG flag is enabled during compilation and the HTML display stack is used, to read past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a...