CVE-2026-53013

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix macvlangetsize not reserving space for IFLAMACVLANBCCUTOFF macvlangetsize does not account for IFLAMACVLANBCCUTOFF, but macvlanfillinfo conditionally includes it when port-bccutoff != 1. This causes nlaputs32 to fail...

CVE-2026-53013

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix macvlangetsize not reserving space for IFLAMACVLANBCCUTOFF macvlangetsize does not account for IFLAMACVLANBCCUTOFF, but macvlanfillinfo conditionally includes it when port-bccutoff != 1. This causes nlaputs32 to fail...

CVE-2026-53111 bpf: test_run: Fix the null pointer dereference issue in bpf_lwt_xmit_push_encap

In the Linux kernel, the following vulnerability has been resolved: bpf: testrun: Fix the null pointer dereference issue in bpflwtxmitpushencap The bpflwtxmitpushencap helper needs to access skbdstskb-dev to calculate the needed headroom: err = skbcowheadskb, len + LLRESERVEDSPACEskbdstskb-dev; B...

CVE-2026-53013 macvlan: fix macvlan_get_size() not reserving space for IFLA_MACVLAN_BC_CUTOFF

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix macvlangetsize not reserving space for IFLAMACVLANBCCUTOFF macvlangetsize does not account for IFLAMACVLANBCCUTOFF, but macvlanfillinfo conditionally includes it when port-bccutoff != 1. This causes nlaputs32 to fail...

CVE-2026-53013

The CVE-2026-53013 issue affects the Linux kernel macvlan module. The root cause is that macvlan_get_size() did not reserve space for the IFLA_MACVLAN_BC_CUTOFF attribute, while macvlan_fill_info() may include that attribute when port->bc_cutoff != 1. As a result, nla_put_s32() can fail with -...

CVE-2026-53013 macvlan: fix macvlan_get_size() not reserving space for IFLA_MACVLAN_BC_CUTOFF

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix macvlangetsize not reserving space for IFLAMACVLANBCCUTOFF macvlangetsize does not account for IFLAMACVLANBCCUTOFF, but macvlanfillinfo conditionally includes it when port-bccutoff != 1. This causes nlaputs32 to fail...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Media: ccs – Avoid possible division by zero Calculating the maximum value of M for scaler configuration involves dividing by the value of the MINXOUTPUTSIZE limit register. Although this value is presumably non-zero, the driver...

CVE-2026-52934 batman-adv: tvlv: reject oversized TVLV packets

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tvlv: reject oversized TVLV packets batadvtvlvcontainerogmappend builds a TVLV packet section from the tvlv.containerlist. The total size of this section is computed by batadvtvlvcontainerlistsize, which sums the size...

PT-2026-51727

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the batman-adv module where the batadv tvlv container list size function uses a u16 return type and accumulator. When the accumulated size of registered containers...

CVE-2026-53091: Incorrect Calculation of Buffer Size

In the Linux kernel, the following vulnerability has been resolved: net: pull headers in qdiscpktlensegsinit Most ndostartxmit methods expects headers of gso packets to be already in skb-head. net/core/tso.c users are particularly at risk, because tsobuildhdr does a memcpyhdr, skb-data, hdrlen;...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Requires the map to be frozen before calculating the map hash Currently, bpfmapgetinfobyfd calculates and caches the hash of the map, regardless of whether the map is frozen or not. This leads to a TOCTOU bug, where user spa...

PT-2026-49341

Name of the Vulnerable Software and Affected Versions GStreamer affected versions not specified Description A flaw exists in the WavPack audio decoder within gst-plugins-good. An integer overflow occurs during the buffer size calculation 4 block samples channels inside the gst wavpack dec handle...

CVE-2026-11884

389 Directory Server suffers a heap buffer overflow in schema objectclass serialization (oc_superior field) due to omitted length in size calculations during read_schema_dse() and schema_oc_to_string(). The SUP field is still written with strcat(), enabling an attacker with Directory Manager priv...

lib/scatterlist: fix length calculations in extract_kvec_to_sg

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CVE-2026-42915: Incorrect Calculation of Buffer Size

Incorrect calculation of buffer size in Windows VMSwitch allows an authorized attacker to deny service locally...

OpenSSL 缓冲区错误漏洞

OpenSSL is an open-source encryption library developed by the OpenSSL team that enables secure implementation of Secure Sockets Layer SSLv2/v3 and Secure Transport Layer TLSv1 protocols. This product supports various encryption algorithms, including symmetric ciphers, hash algorithms, and secure...

PT-2026-48233

Name of the Vulnerable Software and Affected Versions QEMU affected versions not specified Description An integer overflow exists in the calc image hostmem function, which can lead to local privilege escalation. Recommendations At the moment, there is no information about a newer version that...

AZL-89592 CVE-2026-46289 affecting package kernel for versions less than 6.6.141.1-1

In the Linux kernel, the following vulnerability has been resolved: lib/scatterlist: fix length calculations in extractkvectosg Patch series "Fix bugs in extractitertosg", v3. Fix bugs in the kvec and user variants of extractitertosg. This series is growing due to useful remarks made by...

CVE-2026-46289

In the Linux kernel, the following vulnerability has been resolved: lib/scatterlist: fix length calculations in extractkvectosg Patch series "Fix bugs in extractitertosg", v3. Fix bugs in the kvec and user variants of extractitertosg. This series is growing due to useful remarks made by...

CVE-2026-46289 lib/scatterlist: fix length calculations in extract_kvec_to_sg

In the Linux kernel, the following vulnerability has been resolved: lib/scatterlist: fix length calculations in extractkvectosg Patch series "Fix bugs in extractitertosg", v3. Fix bugs in the kvec and user variants of extractitertosg. This series is growing due to useful remarks made by...