CWE-252
Unchecked Return Value
Description
The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions.
Hierarchy (View 1000)
CVEs mapped to this weakness (176)
page 3 of 9| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2020-6078 | Hig | 0.49 | 7.5 | 0.03 | Mar 24, 2020 | An exploitable denial-of-service vulnerability exists in the message-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing mDNS messages in mdns_recv, the return value of the mdns_read_header function is not checked, leading to an uninitialized variable usage that… | ||
| CVE-2019-10902 | Hig | 0.49 | 7.5 | 0.05 | Apr 9, 2019 | In Wireshark 3.0.0, the TSDNS dissector could crash. This was addressed in epan/dissectors/packet-tsdns.c by splitting strings safely. | ||
| CVE-2018-20216 | Hig | 0.49 | 7.5 | 0.04 | Dec 20, 2018 | QEMU can have an infinite loop in hw/rdma/vmw/pvrdma_dev_ring.c because return values are not checked (and -1 is mishandled). | ||
| CVE-2018-14622 | Hig | 0.49 | 7.5 | 0.04 | Aug 30, 2018 | A null-pointer dereference vulnerability was found in libtirpc before version 0.3.3-rc3. The return value of makefd_xprt() was not checked in all instances, which could lead to a crash when the server exhausted the maximum number of available file descriptors. A remote attacker… | ||
| CVE-2018-14367 | Hig | 0.49 | 7.5 | 0.03 | Jul 19, 2018 | In Wireshark 2.6.0 to 2.6.1 and 2.4.0 to 2.4.7, the CoAP protocol dissector could crash. This was addressed in epan/dissectors/packet-coap.c by properly checking for a NULL condition. | ||
| CVE-2009-0265 | Hig | 0.49 | 7.5 | 0.02 | Jan 26, 2009 | Internet Systems Consortium (ISC) BIND 9.6.0 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to… | ||
| CVE-2002-1372 | Hig | 0.49 | 7.5 | 0.03 | Dec 26, 2002 | Common Unix Printing System (CUPS) 1.1.14 through 1.1.17 does not properly check the return values of various file and socket operations, which could allow a remote attacker to cause a denial of service (resource exhaustion) by causing file descriptors to be assigned and not… | ||
| CVE-2026-0723 | Hig | 0.48 | 7.4 | 0.01 | Jan 22, 2026 | GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an individual with existing knowledge of a victim's credential ID to bypass two-factor authentication by submitting… | ||
| CVE-2023-47480 | Hig | 0.48 | 8.4 | 0.00 | Sep 20, 2024 | An issue in Pure Data 0.54-0 and fixed in 0.54-1 allows a local attacker to escalate privileges via the set*id () function. | ||
| CVE-2023-44182 | Hig | 0.47 | 7.3 | 0.01 | Oct 13, 2023 | An Unchecked Return Value vulnerability in the user interfaces to the Juniper Networks Junos OS and Junos OS Evolved, the CLI, the XML API, the XML Management Protocol, the NETCONF Management Protocol, the gNMI interfaces, and the J-Web User Interfaces causes unintended effects… | ||
| CVE-2026-11972 | Hig | 0.46 | — | 0.00 | Jun 23, 2026 | When using the "tarfile" module with a file opened in "streaming mode" (mode="r|") the tarfile module did not properly handle EOF, making archive parsing take exponentially longer. | ||
| CVE-2025-29938 | Hig | 0.46 | — | 0.00 | May 15, 2026 | An unchecked return value within the AMD Platform Management Framework (PMF) could allow an attacker to write to an arbitrary memory address resulting in denial of service or arbitrary code execution. | ||
| CVE-2020-17533 | Hig | 0.46 | 8.1 | 0.04 | Dec 29, 2020 | Apache Accumulo versions 1.5.0 through 1.10.0 and version 2.0.0 do not properly check the return value of some policy enforcement functions before permitting an authenticated user to perform certain administrative operations. Specifically, the return values of the 'canFlush' and… | ||
| CVE-2026-62909 | Hig | 0.44 | 7.8 | 0.00 | Aug 11, 2026 | Uncaught exception in .NET allows an authorized attacker to elevate privileges locally. | ||
| CVE-2024-2881 | Med | 0.44 | 6.7 | 0.00 | Aug 30, 2024 | Fault Injection vulnerability in wc_ed25519_sign_msg function in wolfssl/wolfcrypt/src/ed25519.c in WolfSSL wolfssl5.6.6 on Linux/Windows allows remote attacker co-resides in the same system with a victim process to disclose information and escalate privileges via Rowhammer… | ||
| CVE-2024-42068 | Hig | 0.44 | 7.8 | 0.00 | Jul 29, 2024 | In the Linux kernel, the following vulnerability has been resolved: bpf: Take return from set_memory_ro() into account with bpf_prog_lock_ro() set_memory_ro() can fail, leaving memory unprotected. Check its return and take it into account as an error. | ||
| CVE-2024-42067 | Hig | 0.44 | 7.8 | 0.00 | Jul 29, 2024 | In the Linux kernel, the following vulnerability has been resolved: bpf: Take return from set_memory_rox() into account with bpf_jit_binary_lock_ro() set_memory_rox() can fail, leaving memory unprotected. Check return and bail out when bpf_jit_binary_lock_ro() returns an… | ||
| CVE-2022-30783 | Med | 0.44 | 6.7 | 0.00 | May 26, 2022 | An invalid return code in fuse_kern_mount enables intercepting of libfuse-lite protocol traffic between NTFS-3G and the kernel in NTFS-3G through 2021.8.22 when using libfuse-lite. | ||
| CVE-2021-0107 | Med | 0.44 | 6.7 | 0.00 | Feb 9, 2022 | Unchecked return value in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access. | ||
| CVE-2021-39643 | Med | 0.44 | 6.7 | 0.00 | Dec 15, 2021 | In ic_startRetrieveEntryValue of acropora/app/identity/ic.c, there is a possible bypass of defense-in-depth due to missing validation of the return value. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for… |
- risk 0.49cvss 7.5epss 0.03
An exploitable denial-of-service vulnerability exists in the message-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing mDNS messages in mdns_recv, the return value of the mdns_read_header function is not checked, leading to an uninitialized variable usage that…
- risk 0.49cvss 7.5epss 0.05
In Wireshark 3.0.0, the TSDNS dissector could crash. This was addressed in epan/dissectors/packet-tsdns.c by splitting strings safely.
- risk 0.49cvss 7.5epss 0.04
QEMU can have an infinite loop in hw/rdma/vmw/pvrdma_dev_ring.c because return values are not checked (and -1 is mishandled).
- risk 0.49cvss 7.5epss 0.04
A null-pointer dereference vulnerability was found in libtirpc before version 0.3.3-rc3. The return value of makefd_xprt() was not checked in all instances, which could lead to a crash when the server exhausted the maximum number of available file descriptors. A remote attacker…
- risk 0.49cvss 7.5epss 0.03
In Wireshark 2.6.0 to 2.6.1 and 2.4.0 to 2.4.7, the CoAP protocol dissector could crash. This was addressed in epan/dissectors/packet-coap.c by properly checking for a NULL condition.
- risk 0.49cvss 7.5epss 0.02
Internet Systems Consortium (ISC) BIND 9.6.0 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to…
- risk 0.49cvss 7.5epss 0.03
Common Unix Printing System (CUPS) 1.1.14 through 1.1.17 does not properly check the return values of various file and socket operations, which could allow a remote attacker to cause a denial of service (resource exhaustion) by causing file descriptors to be assigned and not…
- risk 0.48cvss 7.4epss 0.01
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an individual with existing knowledge of a victim's credential ID to bypass two-factor authentication by submitting…
- risk 0.48cvss 8.4epss 0.00
An issue in Pure Data 0.54-0 and fixed in 0.54-1 allows a local attacker to escalate privileges via the set*id () function.
- risk 0.47cvss 7.3epss 0.01
An Unchecked Return Value vulnerability in the user interfaces to the Juniper Networks Junos OS and Junos OS Evolved, the CLI, the XML API, the XML Management Protocol, the NETCONF Management Protocol, the gNMI interfaces, and the J-Web User Interfaces causes unintended effects…
- risk 0.46cvss —epss 0.00
When using the "tarfile" module with a file opened in "streaming mode" (mode="r|") the tarfile module did not properly handle EOF, making archive parsing take exponentially longer.
- risk 0.46cvss —epss 0.00
An unchecked return value within the AMD Platform Management Framework (PMF) could allow an attacker to write to an arbitrary memory address resulting in denial of service or arbitrary code execution.
- risk 0.46cvss 8.1epss 0.04
Apache Accumulo versions 1.5.0 through 1.10.0 and version 2.0.0 do not properly check the return value of some policy enforcement functions before permitting an authenticated user to perform certain administrative operations. Specifically, the return values of the 'canFlush' and…
- risk 0.44cvss 7.8epss 0.00
Uncaught exception in .NET allows an authorized attacker to elevate privileges locally.
- risk 0.44cvss 6.7epss 0.00
Fault Injection vulnerability in wc_ed25519_sign_msg function in wolfssl/wolfcrypt/src/ed25519.c in WolfSSL wolfssl5.6.6 on Linux/Windows allows remote attacker co-resides in the same system with a victim process to disclose information and escalate privileges via Rowhammer…
- risk 0.44cvss 7.8epss 0.00
In the Linux kernel, the following vulnerability has been resolved: bpf: Take return from set_memory_ro() into account with bpf_prog_lock_ro() set_memory_ro() can fail, leaving memory unprotected. Check its return and take it into account as an error.
- risk 0.44cvss 7.8epss 0.00
In the Linux kernel, the following vulnerability has been resolved: bpf: Take return from set_memory_rox() into account with bpf_jit_binary_lock_ro() set_memory_rox() can fail, leaving memory unprotected. Check return and bail out when bpf_jit_binary_lock_ro() returns an…
- risk 0.44cvss 6.7epss 0.00
An invalid return code in fuse_kern_mount enables intercepting of libfuse-lite protocol traffic between NTFS-3G and the kernel in NTFS-3G through 2021.8.22 when using libfuse-lite.
- risk 0.44cvss 6.7epss 0.00
Unchecked return value in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
- risk 0.44cvss 6.7epss 0.00
In ic_startRetrieveEntryValue of acropora/app/identity/ic.c, there is a possible bypass of defense-in-depth due to missing validation of the return value. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for…