runc is a CLI tool for spawning and running containers according to the OCI specification. Versions 1.0.0-rc3 through 1.2.7, 1.3.0-rc.1 through 1.3.2, and 1.4.0-rc.1 through 1.4.0-rc.2, due to insufficient checks when bind-mounting /dev/pts/$n to /dev/console inside the container, an attacker can trick runc into bind-mounting paths which would normally be made read-only or be masked onto a path that the attacker can write to. This attack is very similar in concept and application to CVE-2025-31133, except that it attacks a similar vulnerability in a different target (namely, the bind-mount of /dev/pts/$n to /dev/console as configured for all containers that allocate a console). This happens after pivot_root(2), so this cannot be used to write to host files directly -- however, as with CVE-2025-31133, this can load to denial of service of the host or a container breakout by providing the attacker with a writable copy of /proc/sysrq-trigger or /proc/sys/kernel/core_pattern (respectively). This issue is fixed in versions 1.2.8, 1.3.3 and 1.4.0-rc.3.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-363",
"CWE-61"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/52xxx/CVE-2025-52565.json"
}{
"extracted_events": [
{
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"range": [
{
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{
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}
],
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},
{
"cpe": "cpe:2.3:a:linuxfoundation:runc:*:*:*:*:*:*:*:*",
"range": [
{
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},
{
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}
],
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},
{
"cpe": "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc3:*:*:*:*:*:*",
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{
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{
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],
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{
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{
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{
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],
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{
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{
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{
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],
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},
{
"cpe": "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc6:*:*:*:*:*:*",
"range": [
{
"introduced": "1.0.0-rc6"
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{
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}
],
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{
"cpe": "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc7:*:*:*:*:*:*",
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{
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{
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{
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{
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{
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{
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{
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{
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{
"cpe": "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc93:*:*:*:*:*:*",
"range": [
{
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{
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{
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"range": [
{
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{
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{
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{
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{
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{
"range": [
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"source": "REFERENCES_COMMIT"
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{
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{
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{
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{
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{
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]
}